Your browser does not support HTML5 video. Open the video file. Betty Boop – Bimbo’s Initiation — 1931 Bimbo the dog is initiated into a secret society by having to survive a sadistic ‘fun house’. Then Betty Boop shows up (wearing dog ears). The more Betty Boops show up. Details Released24 Jul 1931 DirectorDave Fleischer, Grim Natwick StarringMargie Hines, Billy Murray, William Pennell GenreAnimation, Short, Comedy Runtime6 min CountryUnited States IMDb rating7.3 / 10 Source IMDb Wikipedia Download All Betty Boop episodes Previous episode← Betty Boop – Betty Boop’s Bamboo Isle Next episodeBetty Boop – I’ll Be Glad When You’re Dead, You Rascal You →