Unlock Songs
Enter the following codes at the 'Mode Select' screen at the beginning of a game. If the code has been entered correctly you will hear a confirmation sound.

Unlock Disconnected Disco:
Up, Down, Down, Up, Left, Left, Down, Right, Down, Up, Right.

Unlock Expert Steps for '!' (Bang):
Right, Left, Down, Down, Down, Up, Left, Down, Left, Left, Right.

Unlock Know Your Enemy:
Right, Left, Down, Down, Down, Up, Left, Down, Left, Left, Right.

Unlock Why Me Expert:
Right, Left, Down, Down, Down, Up, Left, Down, Left, Left, Right.

Unlocks Amore Expert:
Down, Up, Up, Left, Down, Right, Down, Right, Right, Down, Up.

Unlocks Hardcore Symphony:
Down, Up, Up, Left, Down, Right, Down, Right, Right, Down, Up.

Unlocks Temple Of Boom Expert:
Down, Up, Up, Left, Down, Right, Down, Right, Right, Down, Up.

Vertex, Monolith Expert & Cryosleep Expert:
L, D, R, R, R, D, L, U, U, D, R.

Unlocks Robotix Expert:
R, R, U, U, U, R, L, L, U, U, U.

Unlocks Wanna Do:
R, R, U, U, U, R, L, L, U, U, U.