Didi Conn opened up to PEOPLE about the June 27 Grease sing-along at the Hollywood Bowl and why John Travolta showed up as ...

The 71-year-old star stunned fans at a Grease sing-along, marking his first return as Zuko since Olivia Newton-John’s passing ...

Didi Conn invited John Travolta to a screening of Grease in memory of Dame Olivia Newton-John and has explained how it became the "perfect" tribute.

John Easterling has found love again almost three years after the tragic death of wife and Aussie icon Olivia Newton-John.

Didi Conn invited John Travolta to a screening of Grease in memory of Dame Olivia Newton-John and has explained how it became ...