Bimbo became a less prominent character after his girlfriend Betty Boop gained unexpected stardom and popularity with fans, with the Talkartoons cartoon retooled to give her top billing as the Betty Boop series in 1932.
After Hayes Code censorship rules began to strictly get enforced in 1934, Bimbo disappeared from future Fleischer cartoons of the era, due to the implications of a anthropomorphic dog dating a human girlfriend were too risqué at the time.