Watch Betty Boop and Little Jimmy (1936)
Source And Credit
This video is hosted by and streams from Internet Archive, credited to Fleischer Studios. License stated there, Public Domain. Every right stays with its owner. Request removal.
About This Film
From The Public Domain Movie Database: Betty Boops efforts to stay in shape backfire when she becomes entangled in the exercise equipment. Jimmy seeks help for Betty, but becomes easily confused. In the meantime, Betty is becoming skinnier by the minute!