Hanging in midair requires precise timing. As a structure is collapsing, hit an electric sign. The building will fall, but you will be left in midair!
Multi player mode
At the title screen hold select and press up, down, left, right, down, up. The screen will flash and a new selection will appear. You can now play a two player game (Note: you need an adaptor to play two player).
Play As Tiny
To get Tiny. Choose ralph then die. When you turn into a person quickly press select, A, B, B, Up , Down, Forward, Backward.