This Glee photo contains
business suit, suit, suit of clothes, dress suit, full dress, tailcoat, tail coat, tails, white tie, and white tie and tails.
There might also be
pinstripe, single breasted suit, and double breasted suit.
He becomes too clingy, so she dumps him and goes back to Santana, and he retaliates by going crazy and killing her (for the purpose of this video, the magic comb is now a knife).