Near the beginning when the level ends with you in a small pond with natives throwing sears at you if you swim all the way up to them so you can't move forward the level won't end. Also, two of the natives will be floating above the water.

GOD MODE In Caps-ONE HIT KILL.
8WONDER-CANT BE HURT.

Only one Can Be Used At Once.

At Main Menu Hold Down L1 + R1 Then Press Down ,Circle ,Up ,Squrae ,Down ,Down ,Up ,Up.

At the main menue hold L1 and R1 and press DOWN - CIRCLE - UP - SQUARE - DOWN - DOWN - UP - UP to activate the cheats menue were you can enter all these cheat codes

KKst0ry - unlock all lelelv

KK 999 mun - 999 ammo

KKmuseum - unlocks all bonus

8wonder - god mode

KKcapone - start with a machine gun

KKtigun - starts with a revolver

KKsh0tgun - start with shotgun

KKsn1per - starts with sniper rifle

Lance 1nf - have infinity spears

GrosBras - get one hit kills

The cheats I know for King Kong.

First of all to enter the cheats you must do one on the main menu (Where 'Play', 'Options' and 'Extra' is)
And do this : Hold L1 + R1 Then : Down, Circle, Up, Square, Down, Down, Up, Up, Then when you have released L1 + R1 another menu should appear "Cheats"

Godmode : 8wonder
All levels : KKst0ry (With a zero)
All extras : KKmuseum
999 Ammo : KK 999 mun
Sniper Rifle : KKsn1per
Machine Gun : KKcapone
Revolver (The pistol) : KKtigun
One shot kill : GrosBras

Sorry I do not know the Shotgun cheat, I have tried several ones but none have worked, but it may be my game, but i've heard it's : KKsh0tgun (with a zero)

Note : When a cheat is entered you cannot turn it off unless you reload your profile.

KkBigBang

CHEAT MODE:
At main menu, hold L1=R1 and press down, circle, up, square, down, down, up, up, release L1=R1 and a cheat option will appear at main menu. Select the cheat option and enter any of following codes.

LEVEL SELECT:
Enter "KKstory" as a code.

INVINCIBILITY:
Enter "8wonder" as a code.

ONE-HIT KILLS:
Enter "GrosBras" as a code.

Hold down L1 and R1, then press down,circle,up,square,down,down,up,up.

To enter cheats you must enter this cheat first to get in cheat mode.Hold L1 and R1 then press Down circle up square down(2) up(2) then release L1 and R1.
Note:You must hold L1 and R1 while pressing all the buttons shown above and the release after pushing up(2).

Godmode: 8wonder [without a space]