Tributes have started rolling in for Olivia Newton-John who passed away earlier this morning.

John Travolta paid tribute to his Grease co-star on social media writing, “My dearest Olivia, you made all of our lives so much better. Your impact was incredible. I love you so much. We will see you down the road and we will all be together again. Yours from the first moment I saw you and forever! Your Danny, your John!”

Gabrielle Union says that Grease is her number 1 movie of all time and made her a lifelong Olivia Newton-John fan. Sending so much love and prayers to a real gift of a woman and talent.

Grease director Randal Kleiser, said “I’m Heartbroken. She was one of a kind, and so very kind. For over four decades of our friendship, she exuded nothing but love to everyone she met. Olivia was exactly the way you imagined her. I will miss her forever.”

Olivia Newton-John passed away earlier this morning.

She was 73.

[Source: Hollywood Reporter]