The gopher's gibberish/"talking" was in reality sped up excerpts taken from the 78rpm comic recording by Joe Hayman entitled "Cohen on the Telephone" (Columbia A1516).
Leonard Cohen | William Cohen | telephone | Mickey Cohen | Sacha Baron Cohen | Telephone tapping | Plain old telephone service | Steve Cohen | Nippon Telegraph and Telephone | Job Cohen | Jem Cohen | George Cohen | Mark B. Cohen | Cohen | Telephone exchange | telephone exchange | Simon Baron-Cohen | Premium-rate telephone number | Lyor Cohen | Avner Cohen | The Bell Telephone Hour | Telephone switchboard | Telephone company | Telephone | Stanley Cohen | Hermann Cohen | Emergency telephone number | David Elliot Cohen | Dan Cohen | Bell Telephone Company |