FunkMaster Flex's Digital Hitz Factory

Enter the following button combinations in the main menu:

Unlock Secret skin 1:
Enter Select, Left, Right, Left, Right, Left, Right, Left, Right,
Left, Right, Left, Right

Unlock Secret skin 2:
Enter Select, Left, Left, Right, Right, Left, Left, Right, Right,
Left, Left, Right, Right

Unlock Secret skin 3:
Enter Select, Left, Left, Left, Right, Right, Right, Left, Left, Left,
Right, Right, Right

Unlock Secret skin 4:
Enter Select, Left, Left, Left, Left, Right, Right, Right, Right, Left,
Left, Left, Left

Unlock Secret hip-hop music:
Enter Select, Up, Down, Left, Right, Up, Down, Left, Right, Up, Down,
Left, Right