The line comes from Bill Cipher in “Sock Opera,” a 2014 second-season episode of Gravity Falls. Series creator Alex Hirsch voices Bill, who delivers the insult after deceiving Dipper and using his body as a puppet. The quote spread through reaction edits, GIFs, and short meme videos because its concise wording fits many displays of misplaced confidence. It remains a recognizable animated insult and is often used in the same situations as the Emotional Damage Meme.
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This Gravity Falls clip features Bill Cipher saying “It’s funny how dumb you are,” a cutting reaction used for failed plans, bad ideas, and foolish takes.
This six-second voice clip captures Bill Cipher mocking Dipper with the line “It’s funny how dumb you are” in Gravity Falls. His smug, amused delivery turns the insult into a sharp punchline rather than an angry outburst. The brief pause and condescending tone make the moment especially effective after someone misunderstands a deal, overlooks an obvious problem, or celebrates too early. For viewers familiar with Bill’s manipulative personality, the audio also carries the sinister humor associated with his appearances throughout the animated series.