Not even the cast," the actor said on Instagram after the moment John Travolta surprised fans when he attended a Grease ...

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

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

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

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

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

John Travolta made a surprise appearance at Friday night’s “Grease” sing-a-long at the Hollywood Bowl dressed as his iconic drag racing, hip swinging 1950s bad boy Danny Zuko. “Tonight at the ...

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

John Travolta is tapping into our nostalgia. The actor, 71, made a surprise appearance at Friday’s “Grease” sing-a-long at ...

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

John Travolta shocked fans when he stepped out as Danny Zuko in a Grease-themed event. Read all about it here.