Hollywood Legends on Instagram: "John Travolta, at age 71, surprised fans on June 27 at the Hollywood Bowl “Grease” sing‑along event, stepping on stage as Danny Zuko in a black leather jacket and slicked‑back grey hair. His unexpected cameo thrilled both fans and original cast members, who had no advance notice. Travolta led the audience in iconic lines and a chorus of “We Go Together,” paying tribute to the film’s lasting legacy. Credit to: @johntravolta"