According to the Internet source given below,, Olivia Newton-John, AC, OBE is an English-Australian singer, songwriter, actress, entrepreneur, and activist born in Cambridge, England.
Among her many achievements she is a four-time Grammy award winner who has amassed five number-one and ten other top ten Billboard Hot 100 as well as staring in the 1978 film Grease.

 

 

 

 

Websites:
	Olivia Newton-John	Biography by wikipedia.org.