Marie dressed as 'Good Sandy' from Grease while co-hosting The Talk. And with Olivia Newton-John.

Ahead of its time': how Olivia Newton-John's final Grease outfit became a cultural phenomenon, Olivia Newton-John

How Grease Beat the Odds and Became the Biggest Movie Musical of the 2

Hopelessly devoted to Grease – Winnipeg Free Press

Fan Pays $243K For Olivia Newton-John's 'Grease' Jacket — Only To Return It To Her

Olivia Newton-John - Musician - Music database - Radio Swiss Jazz

LeAnn Rimes As 'Sandy': Stars Dress As 'Grease' Character In Nod To Hurricane

The story behind Olivia Newton-John's cult outfit in “Grease

Kelly Lang Tearfully Remembers Her Dear Friend Olivia Newton-John

John Travolta's 'Grease' co-star Olivia Newton-John almost turned down Sandy, casting director claims