By Mike Bruno
Updated August 06, 2009 at 05:11 PM EDT

During its panel at the TCA summer press tour today, Fox announced that Seth Rogen, Jonah Hill, Anne Hathaway, Neve Campbell, and the late Eartha Kitt are among the guest voices featured on the upcoming 21st season of The Simpsons. In the Sept. 27 season premiere, Rogen will voice Lyle McCarthy, a celebrity trainer hired to get Homer into shape. In future episodes, Hill will guest-voice Andy, a former Springfield Elementary student hailed as the best prankster ever; Campbell will portray Cassandra, a Wiccan accused of blinding the town with a spell; and Jackie Mason will return as Rabbi Krustofsky, Krusty’s father, in an episode that features Krusty falling in love with an actress voiced by Hathaway and a cameo from Kitt.

Other guest stars next season include Coldplay’s Chris Martin, Sarah Silverman, football stars Eli and Peyton Manning, sportscaster Bob Costas, UFC champion Chuck Liddell, and Angela Bassett.

Separately, Fox announced today that it is airing a live one-hour special, Gordon Ramsay: Cookalong Live, on Tuesday, Dec. 15 (9 – 10 p.m. ET/PT tape-delayed), where the celeb chef will provide a cooking lesson and live demo for a three-course meal prepared in 60 minutes.