20 Funniest The Big Bang Theory Quotes That We’ll Never Forget

The Big Bang Theory gave us some of the smartest, funniest, and most quotable lines in sitcom history. From Sheldon’s scientific zingers to Penny’s perfectly timed comebacks, this show turned nerd humor into pure comedy gold.

Welcome to Dr. Vibo — and today, we’re counting down the 20 Funniest Big Bang Theory Quotes We’ll Never Forget!
These one-liners, comebacks, and unforgettable moments remind us why this series became a global phenomenon. Whether it’s “Bazinga!”, “I’m not crazy, my mother had me tested,” or Leonard’s awkward honesty, each quote takes us right back to Pasadena with our favorite gang of geniuses.

💬 Which Big Bang Theory quote still makes you laugh every time?
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