With losing wife Olivia Newton-John to breast cancer at age 73 last August, "Things aren't easy," he says, "but you always have to just dig. Olivia was able to never lose sight of the good things.
Loved ones pay tribute to the beloved icon — who died of breast cancer on Monday at age 73 — in PEOPLE's latest cover story Rachel DeSantis is a senior writer on the music team at PEOPLE.
John Travolta and Olivia Newton-John met through their roles as Danny Zuko and Sandy Olsson in "Grease," but their real-life friendship went far beyond the hit 1978 musical film. The costars ...
Few artists come anywhere near Olivia Newton-John when it comes to singles success. Time and again, Newton-John displayed the ability to change with the musical times, which is why her run of chart ...