"Comeback" is the thirteenth episode of the second season of the American musical television series Glee, and the thirty-fifth overall. It was written by series creator Ryan Murphy, directed by Bradley Buecker, and premiered on Fox on February 15, 2011. In the episode, glee club director Will Schuester (Matthew Morrison) allows cheerleading coach Sue Sylvester (Jane Lynch) to join the McKinley High glee club in an attempt to ease her depression. Club member Sam (Chord Overstreet) creates a tribute band to teen singer Justin Bieber in order to win the heart of Quinn (Dianna Agron), and is later joined by the group's other male members, minus co-captain Finn (Cory Monteith), to recreate Bieber's "Somebody to Love" and woo their significant others.