Glee Season 1 Episode 21 : Funk
Will seeks revenge against Sue when she plans to install a cheerleading trophy cabinet in the choir room. He asks her out on a date then stands her up, leaving Sue depressed and bedridden. With encouragement from a regretful Will, she leads the cheer squad to win at Nationals, and has their trophy placed in the choir room. Mercedes asks Quinn to move in with her family. The glee club learns that Jesse has defected to Vocal Adrenaline, forcing Rachel to deal with her emotions as she discovers that Jesse was using her to bring the club down.