The Big Bang Theory series finale pays tribute to first episode with Penny Easter egg
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The Big Bang Theory' Finale Scores Huge Ratings, 18 Million Viewers - Variety
Watch The Big Bang Theory | Stream free on Channel 4
The Big Bang Theory: How the show loathed by critics became the longest-running multi-cam sitcom ever | The Independent | The Independent
The Big Bang Theory's first and last episodes are linked with easy-to-miss Penny Easter Egg | The Sun
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The Cooper Extraction | The Big Bang Theory Wiki | Fandom
How many Big Bang Theory episodes are there and how long is the final? | Metro News
The Big Bang Theory,' Its 12 Best Episodes—and the Stories Behind Them | Glamour
How long would it take to watch all the seasons of TBBT?
Big Bang Theory' is signing off as a huge hit. A strike almost ended it after just eight episodes.
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Big Bang Theory' Series Finale Recap, Season 12, Episode 23
Big Bang Theory' Director Reflects on Filming Emotional, Final Episode – The Hollywood Reporter
The Big Bang Theory" The Indecision Amalgamation (TV Episode 2014) - IMDb
The Big Bang Theory' episode could be removed from Netflix
Pilot | TBS.com
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Best 'Big Bang Theory' Episodes, Ranked By Fans
