Bugs Bunny as the "Rabbit Season/Duck Season" trilogy and are famous for originating the "historic" rivalry between Bugs and Daffy Duck. Jones' classic "What's Opera, Doc?" (1957), casts Bugs and Elmer Fudd in a parody of Richard Wagner's "Der Ring des Nibelungen". It was deemed "culturally significant" by the United States Library of Congress and selected for preservation in the National Film Registry in 1992, becoming the first cartoon short to receive this honor. In the fall of 1960, ABC debuted the prime-time television program "The Bugs Bunny Show". This show packaged many of the post-1948 Warners cartoons with newly animated wraparounds.
Bugs Bunny Scare-um" (1939), directed again by Dalton and Hardaway. This cartoon—the first in which he is depicted as a gray bunny instead of a white one—is also notable as the rabbit's first singing role. Charlie Thorson, lead animator on the film, gave the character a name. He had written "Bugs' Bunny" on the model sheet that he drew for Hardaway. In promotional material for the cartoon, including a surviving 1939 presskit, the name on the model sheet was altered to become the rabbit's own name: "Bugs" Bunny (quotation marks only used, on and off, until 1944). In his autobiography, Blanc claimed