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.

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." ...

AMAs: Pink pays tribute to Olivia Newton-John with 'Hopelessly Devoted to You' Pink told Jimmy Kimmel that her daughter performed "Grease" last summer and helped teach her the lyrics to the song.

John Travolta, 68, honored his late Grease co-star Olivia Newton-John by teaming up with "Scrubs" actor Zach Braff, 47, and Donald Faison, 48, to sing the show's iconic song "Summer Nights" for a ...

Entertainment lawyer John Mason, who represented the “Grease” star for five decades, writes in his memoir “Crazy Lucky” how ...

"Guess mine is not the first heartbroken..." At the American Music Awards, Pink sang "Hopelessly Devoted to You" from the 1978 film "Grease" as a tribute to Olivia Newton-John.

Jimmy Fallon looking at Olivia Newton-John as she sings during The Tonight Show Starring Jimmy Fallon Season 4, Episode 21.