Olivia Newton John joins Sue Sylvester for a duet. The sing Olivia Newton John's song, "Physical." Also, She performs "Power Of Madonna." She does a recreation of Madonna's "Vogue." Sue Sylvester sings "Silly Love Songs," with the Glee club. She will be doing a lot more singing as the show goes on.
Sue also sings the song "Sing" with the Glee club in the episode Comeback. She also sings the song "Vogue" and "Physical." This is all that Sue has sung so far, but she will sing more as time goes on. Sue does not perform in the episode Silly Love Songs.