Hey Arnold is a Nickelodeon animated series created by Craig Bartlett that originally aired from 1996 to 2004, following Arnold and his classmates in a fictional city neighborhood. Short dialogue clips from the show have circulated for years on soundboards and in meme edits because the voice acting is expressive and instantly recognizable. This particular line gained a second life as a reaction sound, shared in short videos and compilations whenever a reading mistake or awkward literacy moment needs a quick, recognizable punchline from a familiar cartoon.