Olivia Newton-John, Didi Conn Stage Grease Reunion in Las Vegas: Photos
 

Olivia Newton-John, Didi Conn Stage Grease Reunion in Las Vegas: Photos
Olivia Newton-John and Didi Conn had a mini Grease reunion in Las Vegas this past weekend when the two stars of the classic film performed together -- see photos and get details!This article originally appeared on Usmagazine.com: Olivia Newton-John, Didi Conn Stage Grease Reunion in Las Vegas: Photos