Alexandra Elizabeth "Ally" Sheedy is an American actress, best known for her roles in The Breakfast Club, War Games, and Short Circuit. She is perhaps the highest profile of the 'John Hughes alums' or 'Brat Pack' members to appear on this show. She also had a recurring role as an insane criminal, Mr. Yang, on the USA Network original series Psych, appearing in the episodes "An Evening with Mr. Yang", "Mr. Yin Presents...", "Yang 3 in 2D" and (briefly) "Psych: The Musical".

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