My Pal Trigger is a 1946 American Western musical film directed by Frank McDonald. The screenplay by Jack Townley and John K. Butler was based upon a story by Paul Gangelin. The film stars Roy Rogers, Dale Evans, George “Gabby” Hayes, Jack Holt, and Trigger in a story about the origin of Rogers's mount, and their deep and faithful bond. The film features several musical numbers for Rogers, Evans, and Bob Nolan and the Sons of the Pioneers.