The mad Muppet was in no mood for Joan's sharp wit.
You never want to get on Miss Piggy's bad side.
Joan Rivers learned this the hard way when the 80-year-old comedian ended up in a fight with the diva Muppet, which left Rivers with a face full of cake.
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Both Rivers and Miss Piggy were attending the QVC pre-Oscars party when they got into a heated fight.
Check out the video for all the delicious details of their frosting-filled fight.
The Muppets will be appearing on QVC on March 16 to promote their upcoming film Muppets Most Wanted.
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