Alternate character color
Highlight a character, then hold Select and press X
Play as Capeiora
To get Capieora, beat the game on NORMAL difficulty with any character.
Play as Columbo
To play as Columbo, beat the game on NORMAL with Shorty.
Play as Robo-Z
To get Robo-Z, beat the game with anyone on HARD.
Play as the Burger Dog
First get Capoeira and Robo-Z then beat the game on Normal with Hamm. Scroll down/off the player select screen until you get Burger Dog. His moves are the same as Hamms.
Zoom Winning Poses
When you win the stage, hold the CIRCLE button to zoom in on your character.
Play as alternate character
At the character selection screen, highlight a character, then hold Select and press Circle.
Level skip
Beat the game once with any character. Then, start a game in single player mode and when a song begins, press L2 + Select to jump to the next level.
Dance preview
Beat the game on the easy difficulty level.