I got Van Leeuwen and I got a haircut. What more can you ask for,'" Raegan told Entertainment Tonight in 2023. Ironically, Missy’s new hair in Young Sheldon’s sixth season’s 18th episode ...

Raegon Revord played Sheldon's sister Missy for seven seasons ... Revord herself reportedly asked for a haircut multiple times throughout the series, but was denied for four years straight.