Kirstie Alley, who won an Emmy for her role on "Cheers" and starred in films including "Look Who's Talking," died Monday. She was 71.

Alley died of cancer that was only recently discovered, her children True and Lillie Parker said in a post on Twitter.

"As iconic as she was on screen, she was an even more amazing mother and grandmother," her children's statement said.

John Travolta, her co-star in both films, paid her tribute in an Instagram post.

"Kirstie was one of the most special relationships I've ever had," Travolta said, along with a photo of Alley. "I love you Kirstie. I know we will see each other again."

In recent years she appeared on several reality shows, including "Dancing With the Stars."

Her first television appearances were as a game show contestant, on "The Match Game" in 1979 and Password" in 1980.

She made her film debut in 1982's "Star Trek: The Wrath of Khan."