John Travolta, who starred as 'Grease' bad boy heartthrob Danny Zuko, crashed the Hollywood Bowl's sing-along event Friday. He surprised the audience and "Grease" co-stars alike.

The 71-year-old star stunned fans at a Grease sing-along, marking his first return as Zuko since Olivia Newton-John’s passing ...

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

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.

John Travolta revived one of his most iconic characters over the weekend, surprising crowds at the Hollywood Bowl with a cameo as Danny Zuko in the venue's singalong "Grease" event June 27.

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 ...

In 2019, Travolta and Newton-John reprised their roles for the first time ever at a Meet n' Grease sing-along in West Palm Beach, Fla. Newton-John donned Sandy's yellow poodle skirt and cardigan ...

John Travolta gave "Grease" fans the thrill of their lives when he dressed up as Danny Zuko for a surprise appearance at a screening of the hit 1978 movie musical ...

Fans at the Grease Sing-A-Long screening at the Hollywood Bowl last night got a surprise when the original Danny Zuko strutted out onstage. John Travolta posted a photo of himself in character and ...

John Travolta, at 70, surprised the Hollywood Bowl audience during a 'Grease' sing-along by appearing as Danny Zuko. His unannounced entrance, complete with a blond wig, sparked a standing ovation ...

A&E; Music; John Travolta crashes ‘Grease’ sing-along at Hollywood Bowl in full Danny Zuko flair June 30, 2025 Updated Mon., June 30, 2025 at 4:56 p.m. John Travolta presents the In Memoriam ...

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