Hugh Jackman pays tribute to Olivia Newton John

Hugh Jackman pays emotional tribute to Olivia Newton-John after cancer update

Grease

Olivia Newton-John is auctioning off her iconic Sandy costume from Grease

Olivia Newton-John with husband John Easterling

Olivia Newton-John's husband gives positive update on her cancer battle

Olivia Newton John

Olivia Newton-John dismisses rumours about her declining health: "I'm doing great"

Olivia Newton-John

Olivia Newton-John is battling cancer for a third time

John Travolta and Olivia Newton John

John Travolta and Olivia Newton-John and the cast of Grease reunite for 40th anniversary

Elton John and Kiki Dee

The top 8 greatest duets of the 1970s, from Elton and Kiki to John and Olivia

Grease deleted scene

Watch how Grease was meant to end with Danny and Sandy kissing, 40 years after it was cut

Grease

Grease 2 was meant to be totally different, and with the original cast