Apr 07, 2010 10:54 AM EST

Braves fans eager to commemorate Jason Heyward?s major league debut bought up more than 500 new T-shirts and jerseys bearing his name during Monday?s opener against the Cubs at Turner Field.

By players? association rule, a player?s apparel cannot be sold until he?s played in a major league game, and a game is not official until the fifth inning.

Via Atlanta Journal Constitution