The Best of Glee Season 3 Medley-Season 3 of Glee saw changes for its cast but the music remains as strong a focus as ever! This 9-minute medley captures the emotion and drama of the season through these standout songs: The Edge of Glory How Will I Know Man in the Mirror Moves Like Jagger Rumour Has It Someone Like You Stayin' Alive We Are Young We Found Love We Got the Beat/You Can't Stop the Beat.