Travolta, who starred as lead Danny Zuko in Grease, penned an emotional tribute to his former co-star, sharing an image of her in the film as well as a recent picture of the movie and TV actor. He wrote on his Instagram Stories: "Susan, you made Grease that much more special! We will miss you!"

John Travolta has paid a touching tribute to Grease co-star Susan Buckner following her death aged 72. The two starred together in the iconic musical movie released in 1978 with Travolta portraying the character Danny Zuko, while Buckner portrayed Patty Simcox who befriended his love interest Sandy Dumbrowski (Olivia Newton-John).

Actor who played cheerleader Patty Simcox became audience favorite and went on to star in TV shows

Susan Buckner, an American actor best known for her role as Patty Simcox in the 1978 musical “Grease,” died May 2.

Buckner "died peacefully on May 2 surrounded by loved ones,” according to a statement shared with PEOPLE by her publicist

Susan Buckner, known for her role alongside "Grease" co-star Olivia Newton-John, died at age 72. Buckner portrayed a cheerleader in the 1978 film.