Summer Nights from the movie “Grease”

Here’s a scene from the 1978 movie “Grease,” based on the musical of the same name, starring Olivia Newton-John and John Travolta.  It is the song “Summer Nights.” 

Set in high school, most of the principal cast were way past their high school years. When filming began in June 1977, John Travolta was 23, Olivia Newton-John was 28, Stockard Channing was 33, Jeff Conaway was 26, Barry Pearl was 27, Michael Tucci was 31, Kelly Ward was 20, Didi Conn was 25; Jamie Donnelly was 30, and Annette Charles was 29; Dinah Manoff, Lorenzo Lamas, and Eddie Deezen were all 19.