John Denver with Olivia Newton John, “Fly Away” from the 1976 John Denver Christmas Special. “Fly Away” is a 1975 song written and performed by John Denver featuring vocals by Olivia Newton-John. Released as a single from the Windsong album, “Fly Away” peaked at No.13 on the Billboard Hot 100 chart and spent two weeks atop the adult contemporary chart in early-1976, Denver’s sixth No.1 on this chart. #johndenver #olivianewtonjohn #onj #flyaway #duet #1970smusic #popmusic #70smusic #1970s #softro