Big Bang Theory' Series Finale: Breaking Down the Biggest Plot Twists With Inside Secrets! (Exclusive)
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Sheldon showing his mom his DNA model of what he thinks a silicone-based life form would look like. .....After losi… | The big band theory, Big bang theory, Bigbang
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14 facts about "The Big Bang Theory" that will make you feel smarter just for knowing them - HelloGigglesHelloGiggles
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