This George Brett card is an error card printed on the back Art card number 58 and 291. The back should be playing nothing on it so this one is double printed This 1988 Topps Super Star Sticker Back Card features George Brett of the Kansas City Royals. It is a single-parallel sports sticker in its original, unaltered state. The card was manufactured by Topps and has a unique error where the stickers on the back were peeled off. The sticker number is 41. This is an original piece from the 1988 season and a great addition to any baseball fan's collection.