Once Upon a Time in Hollywood to Olivia Newton John in 7 Steps
- Once Upon a Time in Hollywood was directed by Quentin Tarantino
- Quentin Tarantino directed Reservoir Dogs
- Reservoir Dogs stars Tim Roth
- Tim Roth is in the cast of Pulp Fiction
- Pulp Fiction cast includes John Travolta
- John Travolta is in the cast of Grease
- Grease cast includes Olivia Newton John