John Travolta, who starred as 'Grease' bad boy heartthrob Danny Zuko, crashed the Hollywood Bowl's sing-along event Friday.

Screen icon John Travolta made a surprise appearance at a "Grease" sing-a-long at the Hollywood Bowl this weekend.

John Travolta pulled out the hair gel and leather to revive his role as Danny Zucco in a Hollywood Bowl screening of "Grease.

Olympic swimmer Michael Phelps turns 40 and actor David Alan Grier turns 69, among the famous birthdays for June 30.

John Travolta gave "Grease" fans the thrill of their lives when he dressed up as Danny Zuko for a surprise appearance at a ...

Fans at the 'Grease' Sing-A-Long screening at the Hollywood Bowl last night got a surprise when the original Danny Zuko ...

The clip showed the “Pulp Fiction” alum walking out as the crowd went wild before Travolta joined his stunned “Grease” ...

Could two of the 1990s most famous movies be connected? Nic Cage and a bunch of dinosaurs? It's more logical than it sounds!

An emotional Travolta paid tribute to his “Grease” co-star Olivia Newton-John at the Oscars in 2023. Newton-John, who played ...

John Travolta made a surprise appearance at Friday night’s “Grease” sing-a-long at the Hollywood Bowl dressed as his iconic ...

Grease star John Travolta shocked fans by strolling out dressed as Danny Zuko at a sing-a-long event for the hit 1978 film in ...