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The Big Bang Theory final season to end in 2019 - BBC News
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All The Big Bang Theory Seasons: RANKED | Articles on WatchMojo.com
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Big Bang Theory' Finale: Writers Bid Farewell To Their 'Surrogate Family' : NPR
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The Big Bang Theory Ending After Season 12
Season 3 | The Big Bang Theory Wiki | Fandom
Season 12 to be last season of "Big Bang Theory"
How Many Seasons of The Big Bang Theory Are There?
