Rhea Perlman refuses to believe Cheers is officially 40. The actress told ABC Audio she heard Cheers is turning the big 4-0 -- "But, I don't believe it." "Maybe the 20th? Maybe the 27th? But the 40th?" she quipped. "It's incomprehensible." Perlman played wisecracking waitress Carla Tortelli and appeared in all 271 episodes of the long-running sitcom. She... Read More.