A portion of the proceeds will go towards the Olivia Newton-John Foundation Fund, which supports plant medicine research for cancer.

Didi Conn, who played Frenchy in "Grease," shares what it was like working alongside Olivia Newton-John, who died Monday.

Olivia Newton-John and John Travolta attend the premiere of the film 'Grease', 1978. (Michael Ochs Archives / Getty Images) The actors remained close from "Grease" on.

In 2018, John Travolta appeared on The Tonight Show to celebrate the 40th anniversary of Grease and gave Fallon a formal lesson on the move, which he had suggested when the movie was filmed.

It was purchased for $243,000, and in 2019, the anonymous buyer gave the jacket back to Newton-John to be displayed at the Olivia Newton-John Cancer Wellness and Research Center.

Olivia Newton-John's GREASE Jacket Sells for $476,000 at Auction The auction was part of Julien's A WEEK OF HOLLYWOOD LEGENDS, which sold over 1,000 of the most famous and beloved film artifacts ...

John Travolta and Olivia Newton-John have recreated scenes from Grease in a video for their new Christmas album.

Olivia Newton-John, Australian Songstress and ‘Grease’ Star, Dies at 73 The pop sensation had five No. 1 hits, including "Physical," "Have You Never Been Mellow" and "You're the One That I Want." ...

Didi Conn tells PEOPLE about helping Olivia Newton-John on their first day filming 'Grease' and how they became lifelong friends. Conn played Frenchy alongside Newton-John's Sandy in the 1978 film.

Singer and actress Olivia Newton-John passed away in 2022, but her legacy lives on. Currently, many items from her personal life and career are being auctioned off through Julien’s Auctions.

The Olivia Newton-John estate is auctioning off property including the 'Grease' leather jacket she wore as Sandy in the iconic film.