In one embodiment of the present invention, the player must wager a number of paylines to qualify for one of a plurality of bonus games. In particular, the present invention provides compositions comprising nucleic acid sequences that are shorter than wild-type dystrophin cDNA and that express mini-dystrophin peptides that function in a similar manner as wild-type dystrophin proteins. The separating pad separates the first sheet from the second sheet together with the feed roller. The first outlet may be adapted to be selectively opened and closed.