DK: King Of Swing

Cheat mode:
Press L + A + B at the title screen to display the password prompt. Then, enter one of the following passwords.

Jungle Jam games:
Enter one of the following passwords to unlock the corresponding game.

Attack Battle 3: 65942922
Obstacle Race 4: 35805225
Climbing Race 5: 55860327

Donkey Kong Jr.:
Enter 23689106 as a password.

Bubbles:
Successfully complete the game as Diddy with 24 medals.

Diddy mode:
Successfully complete the game as DK with 24 medals.

King K. Rool:
Successfully complete Jungle Jam with 12 gold medals.

Kremling:
Successfully complete Jungle Jam with 6 gold medals.

Wrinkly Kong's Ghost:
Collect 20 Crystal Coconuts as DK.

Time Attack mode:
Successfully complete the game as DK.