May 07, 2010 8:35 PM EST

Cubs shortstop Starlin Castro was called up to the major leagues on Friday and promptly hit a three-run home run in the second inning of Chicago's game against Cincinnati.

He hit an opposite field homer off Reds pitcher Homer Bailey in his first major league at-bat.

Castro finished with a record six RBI in his first game.

Via RealGM Staff Report