John Travolta as Danny Zuko at the Hollywood Bowl. johntravolta/Instagram “Grease” follows a group of high school kids in the 1950s, with Travolta starring opposite Olivia Newton-John as Sandy ...

John Travolta's siblings, Ann, Ellen, Margaret, Sam and Joey, are also entertainers. Here is everything to know about John Travolta's sisters, Ann, Ellen and Margaret, and brothers, Sam and Joey.

John Brenkus, the six-time Emmy-winning host of the "Sport Science" program, has died following a battle with depression, a message posted on his social media pages announced Sunday.