Who was the guest star as Tiny on Cheers?

The guest star who played Tiny on "Cheers" was actor and comedian Paul Rudd. He appeared in the show's 1991 episode titled "The One with the Embryos," where he portrayed a character who was a friend of one of the main characters, Phoebe Buffay. Rudd's appearance contributed to the show's comedic charm and has since become a memorable moment for fans.