"What's up doc?" was the iconic catchphrase of Bugs Bunny, the popular cartoon character created by Warner Bros. Bugs Bunny first appeared in a short film called "A Wild Hare" in 1940, and since then, he has become a beloved icon of American pop culture. Known for his wits, charisma, and laidback personality, Bugs Bunny has appeared in countless films, TV shows, and commercials, making him one of the most recognizable cartoon characters of all time. The phrase "What's up doc?" has become synonymous with the character and is often used as an informal greeting or expression of interest in someone's well-being.