The 1978 cult classic, starring John Travolta and Olivia Newton-John, is a favourite for many thanks to its charming ...

The 1978 cult classic, starring John Travolta and Olivia Newton-John, is a favourite for many thanks to its charming storyline and catchy tunes - but it still has some fans scratching their heads ...

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, 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.