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 that another proposed name for the character was "Happy Rabbit." In the actual cartoons and publicity, however, the name "Happy" only seems to have been used in reference to Bugs Hardaway. In "Hare-um Scare-um", a newspaper headline reads, "Happy Hardaway." Animation historian David Gerstein disputes that "Happy Rabbit" was ever used as an official name, believing that the only usage of the term was from Mel Blanc himself in humorous and fanciful tales he told about the character's development in the 1970s and 1980s; the name "Bugs Bunny" was used as early as August 1939, in the Motion Picture Herald,