TV’s Weirdest Celebrity Guest Stars and Cameos: What the F Are They Doing? (PHOTOS)

Glee has no shortage of guest stars stopping by the halls of McKinley High. Perez Hilton and Lindsay Lohan played themselves as judges in Season 3, Episode 21, “Nationals. Whoopi Goldberg has a semi-recurring role as a professor at NYADA. Gwyneth Paltrow played a temporary love interest for Will Schuester as Holly Holiday; Ricky Martin guest starred as Spanish teacher David Martinez; and NeNe Leakes plays Roz Washington, a Housewife-mean synchronized swimming coach.