Highlight the Playoff screen. Select your team, but do not hit the X button to select them. You must press R1 and X simultainously in order for the code to work and a cheat buzzer to sound off. Instead of waiting for the buzzer to end, you must press R2 and Triangle simultainiously. You will now be transported to the selection screen where you select the teams/players/stadium involved in the Superbowl.