Yes, she is her sister. She is a screen writer in Hollywood and the mother of race car driver, Emerson Newton John. His father is Jeff Conaway of "Taxi" fame.
shes 5'6.5
Olivia Newton-John has been in several movies including Toomorrow, Grease, Xanadu and Sordid Lives.
Yes, Olivia has one daughter, Chloe Lattanzi (born in 1986), from her first marriage to Matt Lattanzi.
in the words of the wise nan 'load of ol' CENSORED!'actually prostitution