diff --git a/app/Http/Controllers/Backstage/ConcertsController.php b/app/Http/Controllers/Backstage/ConcertsController.php
index e480c06..16d0dbd 100644
--- a/app/Http/Controllers/Backstage/ConcertsController.php
+++ b/app/Http/Controllers/Backstage/ConcertsController.php
@@ -18,22 +18,31 @@ class ConcertsController extends Controller
     {
         $this->validate(request(), [
             'title' => ['required'],
+            'date' => ['required', 'date'],
+            'time' => ['required', 'date_format:g:ia'],
+            'venue' => ['required'],
+            'venue_address' => ['required'],
+            'city' => ['required'],
+            'state' => ['required'],
+            'zip' => ['required'],
+            'ticket_price' => ['required', 'numeric', 'min:5'],
+            'ticket_quantity' => ['required', 'numeric', 'min:1'],
         ]);
 
         $concert = Concert::create([
             'title' => request('title'),
             'subtitle' => request('subtitle'),
+            'additional_information' => request('additional_information'),
             'date' => Carbon::parse(vsprintf('%s %s', [
                 request('date'),
                 request('time'),
             ])),
-            'ticket_price' => request('ticket_price') * 100,
             'venue' => request('venue'),
             'venue_address' => request('venue_address'),
             'city' => request('city'),
             'state' => request('state'),
             'zip' => request('zip'),
-            'additional_information' => request('additional_information'),
+            'ticket_price' => request('ticket_price') * 100,
         ])->addTickets(request('ticket_quantity'));
 
         return redirect()->route('concerts.show', $concert);
diff --git a/database/migrations/2016_11_01_200307_create_concerts_table.php b/database/migrations/2016_11_01_200307_create_concerts_table.php
index f203558..f89f4fb 100644
--- a/database/migrations/2016_11_01_200307_create_concerts_table.php
+++ b/database/migrations/2016_11_01_200307_create_concerts_table.php
@@ -17,14 +17,14 @@ class CreateConcertsTable extends Migration
             $table->increments('id');
             $table->string('title');
             $table->string('subtitle')->nullable();
+            $table->text('additional_information')->nullable();
             $table->datetime('date');
-            $table->integer('ticket_price');
             $table->string('venue');
             $table->string('venue_address');
             $table->string('city');
             $table->string('state');
             $table->string('zip');
-            $table->text('additional_information');
+            $table->integer('ticket_price');
             $table->datetime('published_at')->nullable();
             $table->timestamps();
         });
diff --git a/tests/Feature/Backstage/AddConcertTest.php b/tests/Feature/Backstage/AddConcertTest.php
index a0989eb..90d7a1e 100644
--- a/tests/Feature/Backstage/AddConcertTest.php
+++ b/tests/Feature/Backstage/AddConcertTest.php
@@ -165,4 +165,419 @@ class AddConcertTest extends TestCase
             $this->assertEquals(75, $concert->ticketsRemaining());
         });
     }
+
+    /** @test */
+    function additional_information_is_optional()
+    {
+        $this->disableExceptionHandling();
+
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        tap(Concert::first(), function ($concert) use ($response) {
+            $response->assertStatus(302);
+            $response->assertRedirect("/concerts/{$concert->id}");
+
+            $this->assertEquals('No Warning', $concert->title);
+            $this->assertEquals('with Cruel Hand and Backtrack', $concert->subtitle);
+            $this->assertNull($concert->additional_information);
+            $this->assertEquals(Carbon::parse('2017-11-18 8:00pm'), $concert->date);
+            $this->assertEquals('The Mosh Pit', $concert->venue);
+            $this->assertEquals('123 Fake St.', $concert->venue_address);
+            $this->assertEquals('Laraville', $concert->city);
+            $this->assertEquals('ON', $concert->state);
+            $this->assertEquals('12345', $concert->zip);
+            $this->assertEquals(3250, $concert->ticket_price);
+            $this->assertEquals(75, $concert->ticketsRemaining());
+        });
+    }
+
+    /** @test */
+    function date_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('date');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function date_must_be_a_valid_date()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => 'not a date',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('date');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function time_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('time');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function time_must_be_a_valid_time()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => 'not-a-time',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('time');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function venue_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => '',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('venue');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function venue_address_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('venue_address');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function city_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => '',
+            'state' => 'ON',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('city');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function state_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => '',
+            'zip' => '12345',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('state');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function zip_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '',
+            'ticket_price' => '32.50',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('zip');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_price_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => '',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_price');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_price_must_be_numeric()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => 'not a price',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_price');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_price_must_be_at_least_5()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => '4.99',
+            'ticket_quantity' => '75',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_price');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_quantity_is_required()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => '5',
+            'ticket_quantity' => '',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_quantity');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_quantity_must_be_numeric()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => '5',
+            'ticket_quantity' => 'not a number',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_quantity');
+        $this->assertEquals(0, Concert::count());
+    }
+
+    /** @test */
+    function ticket_quantity_must_be_at_least_1()
+    {
+        $user = factory(User::class)->create();
+
+        $response = $this->actingAs($user)->from('/backstage/concerts/new')->post('/backstage/concerts', [
+            'title' => 'No Warning',
+            'subtitle' => 'with Cruel Hand and Backtrack',
+            'additional_information' => "You must be 19 years of age to attend this concert.",
+            'date' => '2017-11-18',
+            'time' => '8:00pm',
+            'venue' => 'The Mosh Pit',
+            'venue_address' => '123 Fake St.',
+            'city' => 'Laraville',
+            'state' => 'ON',
+            'zip' => '90210',
+            'ticket_price' => '5',
+            'ticket_quantity' => '0',
+        ]);
+
+        $response->assertRedirect('/backstage/concerts/new');
+        $response->assertSessionHasErrors('ticket_quantity');
+        $this->assertEquals(0, Concert::count());
+    }
 }