September 16 to Paul McCartney in 5 Steps
- September 16 is the wedding anniversary of the parents of Harry Nilsson
- Harry Nilsson was a member of the original Hollywood Vampires
- Hollywood Vampires was a celebrity drinking club that included Ringo Starr
- Ringo Starr appeared in a 1994 Public Service Announcement for Recording Artists, Actors, and Athletes Against Drunk Driving
- Recording Artists, Actors, and Athletes Against Drunk Driving created a PSA featuring Paul McCartney