Before High School Musical and Glee, Grease made going to class an opportunity to break into song at any moment. The 1978 hit, which has grossed almost $400million worldwide, has returned to theaters ...

'The Grease: Live!' cast recently shared some of their favorite lines, lyrics and scenes from the 1978 big-screen version of 'Grease' with Billboard. And no surprise, they mostly all involve Danny… By ...

In 1978, "Grease" was the word — and even today, we still can't get enough of the story of two star-crossed 1950s high school sweethearts, Danny (John Travolta) and Sandy (Olivia Newton-John).