The twentieth episode of glee season 2. This episode features renditions as follows; “Rolling in the Deep” (Adele), “Isn’t She Lovely” (Stevie Wonder), “Friday” (Rebecca Black), “Jar of Hearts” (Christina Perri), “I’m Not Gonna Teach Your Boyfriend How to Dance with You” (Black Kids), “Dancing Queen” (ABBA)

2011.05.13