Hints
Take Control Of Guards
To take control of a guard you must stay in a place were they cant see you. Not in the shadows they will shoot you. Stay high up and hold L1, L2. Blue orbs will form around Abe. Do this until the blue orbs fly next to the robot and then you can control the guards.

Cheats
View FMV Sequences
At the first options screen, where Abe says "Hello", hold R1 and press Up, Left, Right, Square, Circle, Triangle, Square, Right, Left, Up, Right.

Level Skip
At the first options screen, where Abe says "Hello", hold R1 and press Up, Right, Left, Square, Circle, Triangle, Square, Right, Left, Up, Right.

Level Select
At the first options screen, where Abe says "Hello", hold R1 and press Down, Right, Left, Right, Square, Circle, Square, Triangle, Circle, Square, Right, Left.

Instant Voice Puzzle Solution
While playing a game, hold R1 and press Triangle, Up, Circle, Left, X, Down, Square, Right. Then, select any sound to solve the game's voice puzzles.

Green Air Mines
While playing a game, hold R1 and press Up, Left, Right, Square, Circle, X. Then, Abe will produce a green air mine every time he farts.