Theme Park: Roller Coaster
All purchases are free
While in the park, press [Left, Down, X, Circle] eight times.
Extra golden tickets
While in the park, press [Up, Down, Left, Right, Circle, Right, Left, Down, Up, Circle] four times.
All items researched
While in the park, press [Up, Down, Up, Down, Left, Up, Down, Up] eight
times.