TIL that in 1951, the 3’7” (109 cm) Eddie Gaedel was put in as a pinch hitter in an MLB game. His strike zone was 1.5” (3.8 cm) high, and he was told he’d be shot if he swung at the ball. He was walked and then replaced with a pinch runner. His autograph is now worth more than Babe Ruth’s.