Olivia Newton-John: 'Grease' London Cast Pays Homage to Late Star

Olivia Newton-John Dies Aged 73: John Travolta Leads Tributes To

Grease co-star John Travolta leads celebrity tributes to legend

Didi Conn in tears over Olivia Newton-John's final gift to Grease

Olivia Newton-John pays tribute to John Travolta's late wife Kelly

Grease the Musical London cast dedicates show to Olivia Newton-John

Grease The Musical London cast dedicate the show's run to Olivia

Olivia Newton-John - Wikipedia

Olivia Newton-John: John Travolta leads tributes to Grease co-star

Julianne Hough, 'Grease' co-stars, friends and fans pay tribute to