Enter cheat mode code, found below.
Passport = All Courses
LaPinata = All Wetsuits
Choose "Options" from the main menu and then hold R2. While holding R2 quickly press Up + Up + Down + Down + Left + Right + Left + Right + Square + Circle + Square + Circle. If the code was entered correctly the "Cheat Name" screen will appear. Enter the following codes (NOTE: The Codes are case sensitive):
Press X to go back to the Options menu.
Complete the game successfully under the hard difficulty setting to unlock Steve as a playable character and to also unlock the Bermuda Triangle track.
Collect 100 balloons in countdown mode to unlock a hidden track.