Cheat mode
Begin game play and press [F3] [F4] [F5] [F6] [F7] [F8] [F9] [F10] followed by "cheat" to display the cheat menu. Once activated, simple type "cheat" again to display the menu.
Select season
Enable the "Cheat mode" code. Then, hold [Shift] and press 1, 2, 3, or 4.