John Travolta, just like Olivia Newton-John, skyrocketed to fame following the release of the film musical Grease in 1978, the year after he danced his way across the big screen in Saturday Night ...

Metro-Goldwyn-Mayer/Getty John Travolta is remembering his "brilliant" former costar Gene Hackman after his death. Travolta, 71, shared a tribute on his Instagram Stories Tuesday, March 4 ...