Olivia put Australia on the showbiz map when she played Sandy opposite John Travolta’s Danny Zuko in the 1978 hit Grease.
Recently Olivia, 58, was back in the spotlight, starring in the US reality show You’re The One That I Want!
It’s the search for a new Sandy and Danny for a stage production on New York’s Broadway.
Millions have tuned in to see hundreds of hopefuls audition.