Rock that body, Kirstie! When Kirstie Alley cleared the 100 lb. weight-loss hurdle this summer, it was time for a big, fat celebration. “When I hit that mark, I went, ‘That’s it!’ ...

Kirstie Alley was privately living with cancer a short time before she died ... Reacting to the loss, John Travolta shared a throwback photo of Alley and added another of them smiling at one ...

She also documented her weight loss journey in the reality TV series "Kirstie Alley's Big Life" after years of public fascination with her body.