Marvin, Welch & Farrar song

1978 film by Randal Kleiser

theatric musical by singer Cliff Richard

song written and composed by John Farrar, originally recorded by Olivia Newton-John in 1978

original song composed and written by John Farrar, first performed by Olivia Newton John

television series

song written and composed by John Farrar, originally recorded by John Travolta and Olivia Newton-John in 1978