Daffy Duck and the Dinosaur folks!"). Most of Chuck Jones-directed cartoons from this era (such as the ones featuring Sniffles the Mouse) were very heavily inspired by Walt Disney's cartoon shorts, placing more emphasis on story and animation than gags. "Daffy Duck and the Dinosaur" shows the faintest hints of deviation from such cartoons, which eventually led to the fast-paced Jones cartoons of the 1940s, such as "The Dover Boys" and "The Draft Horse". This is also an important milestone in the evolution of Daffy Duck's personality. While Tex Avery and Bob Clampett had depicted Daffy as completely insane, irrational, and uncontrollable in their previous
Daffy Duck 52 years. The origin of Daffy's voice, with its lateral lisp, is a matter of some debate. One often-repeated "official" story is that it was modeled after producer Leon Schlesinger's tendency to lisp. However, in Mel Blanc's autobiography, "That's Not All Folks!", he contradicts that conventional belief, writing, "It seemed to me that such an extended mandible would hinder his speech, particularly on words containing an "s" sound. Thus 'despicable' became 'des"th"picable.'" Daffy's slobbery, exaggerated lisp was developed over time, and it is barely noticeable in the early cartoons. In "Daffy Duck & Egghead", Daffy does not lisp at all