California on Monday, according to her husband, John Easterling. A Facebook post read: 'We ask that everyone please respect the family’s privacy during this very difficult time. 'Her Grease co-star Travolta was among the first to pay tribute, who wrote: 'My dearest Olivia, you made all of our lives so much better.
Your impact was incredible. I love you so much. 'He added: '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!' Actress Mandy Moore shared a black and white photo of the star, with the caption 'Thank you for the joy you brought countless people around the world. ' George Takei also paid tribute to the actress, writing on Twitter: 'We have lost a great, iconic artist in Olivia Newton John, gone too soon from us at age 73. ' 'I trust she is now is the great Xanadu beyond.
Know that we are forever helplessly devoted to you, Olivia. Rest in song and mirth. 'Singer Richard Marx posted photos of himself along with the late actress, writing: 'My heart is broken.Read more on msn.com