Patent ID: 8574059

Claim:
A gaming system comprising: at least one input device; at least one display device; at least one processor; and at least one memory device which stores a plurality of instructions, which when executed by the at least one processor, cause the at least one processor to operate with the at least one input device and the at least one display device, for a single play of a game, to: (a) enable a player to wager on the play of the game, (b) display a plurality independent reels, each independent reel including a plurality of symbols in a plurality of symbol positions, each of the symbols having a probability of being generated, wherein at least two vertically adjacent independent reels are each stacked with a designated symbol, (c) generate and display one the symbols in one of the symbol positions of each of the plurality of independent reels in accordance with the probability of being generated for each symbol, and (d) when any winning symbol combination is displayed: (i) provide an award based on each winning symbol combination, (ii) for at least one independent reel of at least one winning symbol combination, for said at least one independent reel, generate and display a symbol in an adjacent symbol position to the symbol position of the displayed symbol of said at least one independent reel, and (iii) repeat (d) at least once.