Paramount Weird Slide Whistle is a whistle sound used in various Fleischer and Famous Studios cartoons from the 1940's to the early 1960s.
- The Beatles (Heard once in "Misery".)
- Beetle Bailey (TV Series)
- Felix the Cat (1959 TV Series)
- Hoppity Hooper (Heard once in "The Diamond Mine"?)
- Underdog (Used as Underdog is about to fly.)