John Travolta had a surprise in store for fans who attended a "Grease" sing-along at the Hollywood Bowl, showing up in full Danny Zuko regalia -- an unexpected nod to his character in the classic ...

Summer nights are in full swing. And to kick off the season, John Travolta made a surprise appearance at a “Grease” sing-along at the Hollywood Bowl in Los Angeles on Friday night. The actor, 71, ...

Tell us about it, stud. 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" ...

John Travolta is hopelessly devoted to Danny Zuko. The “Grease” star from New Jersey made an unscheduled visit Friday to a Los Angeles event dedicated to the 1978 movie. “Tonight at the Hollywood Bowl ...