The 'Little Lightning McQueen Fan Yelling' meme features a viral image of a young child dressed in Lightning McQueen gear, screaming with intense, unbridled passion. Often associated with the iconic catchphrase 'Ka-Chow!', the meme perfectly encapsulates moments of unhinged excitement, aggressive fandom, or loudly asserting an opinion that nobody asked for. It gained significant traction on platforms like TikTok and Twitter, where users pair the kid's frantic energy with captions about niche hobbies, nostalgic movies, or overly dramatic reactions to mundane life events. It serves as a hilarious visual representation of pure, unfiltered childhood enthusiasm used to mock one's own obsessive interests.