Season 2 Episode 20

Wondering why Glee will give voice to Friday singer Rebecca Black during the prom episode tonight? Ryan Murphy helpfully explains his reasoning to all the haters.

Theres a rule for it thats explained in the show, he told The Hollywood Reporter. The [glee club] is hired to perform songs for the prom, and they were told by the principal to please do popular songs that the kids know. Which leads...

This weeks Prom Queen promises to be Glees biggest episode of the season and thats not even taking into account Jonathan Groffs much-teased return as Jesse St. James!

In this clip, exclusive to TVLine, Jesse apologizes to Rachel (Lea Michele) for being the worst boyfriend ever during Season 1, right before popping the big prom question. Holler! Heres hoping this leads into their awesome cover...