Carl Wheezer is the nervous, llama-loving best friend from The Adventures of Jimmy Neutron, Boy Genius, a Nickelodeon cartoon that became a lasting source of internet humour. The phrase dummy thicc is online slang for exaggerated, cartoonish proportions, and pairing it with such an unlikely character created an instantly shareable joke. The clip spread through meme edits, reaction videos and short-form posts, where its absurd contrast kept it funny. It endures because Carl remains instantly recognisable to viewers who grew up with the show.