While Dr. Seuss’s original book is a childhood classic, the 2003 live-action adaptation starring Mike Myers became a goldmine for surreal and aggressive humor online. The most famous iteration features the Cat telling a mirror, 'You're not just wrong, you're stupid,' which evolved into the ultimate reaction image for calling out flawed logic or bad takes. Other popular variations include the Cat holding a baseball bat or his chaotic interactions with Thing 1 and Thing 2. These memes thrive on the contrast between the character's whimsical design and the movie's surprisingly dark, adult-leaning humor, making it a staple for sarcastic internet commentary.