How Green Was My Valley is a 1941 Academy Award winning movie about the life of a family in a Welsh coal mining village.
- The 1976 Sesame Street book How to Be a Grouch depicts Oscar going to the local Grouch cinema. The movie of the day is shown to be How Green Was My Grouch, starring Ingrid Grouch (spoofing Ingrid Bergman).
- Oscar requests the in-flight film be the Grouch classic How Green Was My Alley in Episode 1090 of Sesame Street.
- Hanging in J.P. Grosse's office in the Muppet Diary 1980 is a poster for Kermit the Frog's film, How Green Was My Valet.
- In a 1990 appearance on Live!, Kermit mentions taking in a New York show - How Green Was My Mother.