Season 8
In season 8, Sharon Osbourne leaves the show with Melanie Brown replacing her, and Heidi Klum becomes the new fourth judge.
Episodes
1 Season 8 Premiere Jun 4, 2013 
2 Week 2: San Antonio and New Orleans Jun 11, 2013 
3 Week 3: Chicago Jun 18, 2013 
4 Week 4: New York and Los Angeles Jun 25, 2013 
5 Week 5: Chicago and San Antonio Jul 2, 2013 
6 Week 6: Los Angeles, New Orleans and New York City Jul 9, 2013 
7 Week 6, Night 2 Jul 10, 2013 
8 Vegas Week, Night 1 Jul 16, 2013 
9 Vegas Week, Night 2 Jul 17, 2013 
10 Live from Radio City, Night 1 Jul 23, 2013 
11 Live from Radio City, Week 1 Results Jul 24, 2013 12 Live from Radio City, Week 2 Performances Jul 30, 2013 13 Live from Radio City, Week 2 Results Jul 31, 2013 14 Live from Radio City, Week 3 Performances Aug 6, 2013 15 Live from Radio City, Week 3 Results Aug 7, 2013 16 Live from Radio City, Week 4 Performances Aug 13, 2013 17 Live from Radio City, Week 4 Results Aug 14, 2013 18 Live from Radio City, Week 5 Performances Aug 20, 2013 19 Live from Radio City, Week 5 Results Aug 21, 2013 20 Semifinals, Week 1 Performances Aug 27, 2013 21 Week 13, Night 2 Aug 28, 2013 22 Semifinals, Week Two Sep 3, 2013 23 Week 14, Night 2 Sep 4, 2013 24 Finals, Week 1 Performances Sep 10, 2013 25 Finals, Week 1 Results Sep 11, 2013 26 Finals, Week 2 Sep 17, 2013 27 The Season 8 Finale Sep 18, 2013