In no particular order:

- The old guy and Mama Corleone singing at Connie's wedding in the opening of The Godfather.

- The scene from Clue where they play "Life Could be a Dream" and stage the corpses to look like a party is happening.

- Jack Rabbit Slim's Twist Contest in Pulp Fiction.

- War drums/flaming guitar as the war party rolls out in Mad Max: Fury Road

- Marty playing Johnny B. Goode at the end of Back To The Future.