What was the significance of twins?
On Young Sheldon Season 2 Episode 5, Sheldon and Missy were chosen to be the subject of a university research study into the bond the twins have.
However, things quickly went sideways when Sheldon let the results go to his head, and implied he was smarter than everyone else in his neighborhood.
Mary was forced to step in to bring her son back down to Earth, but did it work?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.