Season 20
Episodes
1 Week 1: Spring 2015 Season Premiere Mar 16, 2015 2 Week #1 Results & Week #2 Performances Mar 23, 2015 3 Week #2 Results & Week #3 Performances Mar 30, 2015 4 Week 4: Most Memorable Year Apr 6, 2015 5 Week #4 Results & Week #5 Performances Apr 13, 2015 6 Week 6: Spring Break Night Apr 20, 2015 7 Week 7: Eras Night Apr 27, 2015 8 10th Anniversary Special Apr 28, 2015 9 Week 8: America's Choice May 4, 2015 10 Week 8: Results May 5, 2015 11 Week 9: Performances May 11, 2015 12 Week 9: Results May 12, 2015 
13 Week 10 The Finals May 18, 2015 14 Season Finale Results Show May 19, 2015