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Big Bang Theory - Penny's real surname revealed as fans spot major clue? | TV & Radio | Showbiz & TV | Express.co.uk
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Penny's 'Big Bang Theory' Secret: You'll Never Know Her Last Name, Steve Molaro Says | HuffPost Entertainment
Big Bang EPs Debunk Popular Internet Theory That Penny's Last Name Was Revealed in This Season 2 Scene
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This might finally be the year we learn Penny's last name on "The Big Bang Theory" - HelloGigglesHelloGiggles
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The Big Bang Theory Revealed Penny's Full Name But No One Noticed | Penny's Full Name Revealed - YouTube
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