Olivia Newton-John continues to receive tributes a day after passing away from breast cancer. Actress Didi Conn talked about her 44-year friendship with the actress. Didi starred alongside Newton-John in the classic 1978 film “Grease” as "Frenchie.” She last spoke with Newton-John a month before her death. Another “Grease” co-star is also honoring the actress. Michael Tucci, who played Sonny in the film, says he made a lifelong friend in Newton-John.