United Kingdom, May 9 -- John Travolta has recalled how his late 'Grease' co-star Susan Buckner made filming "much more special".

The actress - who was best known for playing cheerleader Patty Simcox in the 1978 musical classic - passed away last week, aged 72, and the 70-year-old Hollywood legend, who played the leading role of Danny Zuko, has remembered the fun times he shared with Buckner.

Travolta wrote on his Instagram Story alongside a picture of Susan as an adult and as a teenager: "Susan you made Grease that much more special! We will miss you!"

No cause of death has been revealed to the public.

Her publicist Melissa Berthier announced in a statement: "Susan died peacefully on May 2 surrounded by loved ones."

Buckner's daught...