Did Sheldon's latest breakthrough shape the rest of his life?
On Young Sheldon Season 3 Episode 20, the youngster learned some shocking details at the dentist's office.
Meanwhile, Meemaw and Dale went to spend some time at the casino, but they set themselves up for a disaster early on.
Elsewhere, Georgie made a big mistake when Dale left him in charge of the store.
What did it mean for the future of the store?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.