OLIVIA DIED TOTING TORCH FOR TRAVOLTA!

Grease love story was all too REAL

ANGELIC Olivia Newton-John went to her grave secretly carrying a torch for her Grease co-star and soulmate John Travolta — and the smitten Saturday Night Fever stud loved her right back, sources dish.

The Hopelessly Devoted to You songbird died at 73 on Aug. 8 after a heroic decades-long Grease screen sweethearts had the same passion for each other in real life — but the timing was never right.