At 70, Kelsey Grammer FINALLY Confirms The Most Hated Cheers Co-Star

Cheers was one of the most popular sitcoms of all time, and for over a decade, it kept audiences laughing with its sharp humor and unforgettable characters. But while everything on screen looked effortless, behind the scenes, it was a very different story entirely. Beneath the polished comedy was a set filled with intense tension, feuds, and shocking power struggles that lingered for years.

But Kelsey Grammer has finally opened up about the show, and what he revealed has stirred up one of the most talked-about secrets in sitcom history. Which beloved star turned the Cheers set into anything but friendly? It’s not who you’d expect, and the answer might just change everything you thought you knew about the show.