Katy Perry Busts Out On "The Simpsons" - December 5

Singer Katy Perry will make a special, live-action appearance on "The Simpsons" episode "The Fight Before Christmas", airing Sunday, December 5 on Fox, featuring "The Simpsons" puppets.

"...It's beginning to look a lot like Christmas in 'Springfield', but while 'Marge' gets in the holiday spirit, it's 'bah humbug' for the rest of the family. Disappointed that she is alone spreading the holiday cheer, Marge sends a letter to 'Martha Clause' (guest voice Martha Stewart) to help her save the family Christmas. Martha comes to the rescue and transforms the house into the North Pole chalet Marge has always dreamed of, but when the family is noticeably absent from the perfectly trimmed holiday home, she realizes that it's 'Homer' and the kids who make the holidays special.

"Meanwhile, the Simpsons get ready to take a tropical holiday vacation in Hawaii, but surprise visitors 'Mr. Burns' and the new best friend of 'Moe', singer Katy Perry, try to creep a little sneak peek, delaying their getaway..."

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