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

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

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

John Travolta's Danny Zuko reemerged at the Hollywood Bowl, 47 years after the star portrayed the Rydell High T-Bird in ...

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

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 ...

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

John Travolta caused excitement among "Grease" fans in Los Angeles: The 70-year-old made a surprise appearance as Danny Zuko ...

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

John Travolta surprised fans at the Hollywood Bowl Grease sing-along, reprising his iconic Danny Zuko role with a stylish ...

John Travolta gave fans some 'chills' when he made a surprise appearance at a Grease sing-along in Los Angeles Friday night.

“Tonight at the Hollywood Bowl, for the first time I surprised everyone at the GREASE Sing-A-Long and dressed up as Danny Zuko,” Travolta captioned his Instagram post. “No one knew.