Warning! Spoilers ahead Young Sheldon season 5.
Young Sheldon double downs on its The Big Bang Theory plot hole about Billy Sparks (Wyatt McClure). Adult Sheldon (Jim Parsons) liked reminiscing about his childhood in Texas in the original series. Most of the time, his stories were about his own family, but occasionally, he would also mention other people including Billy. So naturally, when Young Sheldon premiered in 2017, he's one of the familiar characters who debuted in the spin-off. But just
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