Grease: remembering the classic musical - There's nostalgia in the air! After John Travolta and Olivia Newton-John's recent reunion, Grease fever is back again. In the year that the film turns 40 years old, why don't we reminisce about this classic, and share some interesting behind-the-scenes trivia? Get ready for a journey through time!

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Reunion - This year John Travolta and Olivia Newton-John reunited!

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Gala evening - It happened at the G'Day USA Los Angeles Gala.

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Nostalgia - Their meeting sparked some intense nostalgia for 'Grease.'

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Classic - The film played was a big influence in the youths of many.

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Story - 'Grease' follows the romance of a high school couple and their circle of friends.

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Musical - All set to iconic music and dance scenes, typical of the 70s.

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Stars - Danny Zuko was played by John Travolta.

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Stars - While Olivia Newton-John played Sandy.

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Trivia - But did you know they almost didn't appear in the film?

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Sandy - One of the actress's in the running for the Sandy role was Carrie Fisher.

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Invite - Singer Marie Osmond was also offered the part, but turned it down.

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Danny - While Danny was almost played by Henry Winkler.

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Personagens - Can you imagine 'Grease' without John Travolta starring? Seems weird, right?

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Characters - It's strange to imagine the film without Olivia Newton-John either, she embodied the role and made it her own.

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From stage to screen - Before being released in the cinema, 'Grease' was performed on stage, on Broadway.

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Box office - It was a smash hit on the big screen and became the best-selling musical of all time.

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Older - When the film was released, the cast were all much older than the characters they were playing.

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Behind-the-scenes - The costume and makeup team really nailed this one.

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Recording - Recording 'Beauty School Dropout' was a bit of a challenge.

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Fear - This was because actor Frankie Avalon was scared to death of heights.

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Tough work - Filming a musical isn't easy! For example, 'Born to Hand Jive' took two weeks to complete filming.

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Outfit - Another interesting bit of trivia concerns John Travolta's blue jacket.

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Tribute - The jacket was a tribute to James Dean in 'Rebel Without a Cause' where he wore one very similar, except it was blue.

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Outfit - Another interesting outfit fact is that Sandy's leather pants actually belonged to Olivia Newton-John.

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Criticism - At the time the actress' outfit divided opinion and received a lot of criticism.

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Soundtrack - The soundtrack was also a smash hit, with 4 songs appearing on the Billboard Top 10.

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Historic - 'Grease' was the highest-earning musical in history until 2007.

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New record - Only 'Mamma Mia' beat their box office record in 2008.

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Nostalgia fix - 'Grease' is one of those classic films that will always be remembered. Have we piqued your nostalgia enough to watch it again?

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