Cheat Gnome:
To make the Cheat Gnome appear in front of your house, while at home hold B and press Up, Left, Down, Right. Select the Gnome and you will be given 9,999 Simeoleons. This can be repeated up to 999,999 Simoleons.
Six Hours Forward:
To move time six hours forward, unlock the Cheat Gnome and then press Right(5), Left.
Change skills:
To unlock an option to change skills, unlock the Cheat Gnome and then press Down(3), Up(3).
Cheat Codes:
Activate the following cheats by entering the corresponding codes at the “Game Options” menu.
Collars
Black Dot Cats – ZZZ11ZZZ9Q11Q91ZB1A
Black Dot Dogs – ZZZ11ZZQHZ11Q91ZB1A
Black Smiley Cats – ZZZ11ZZQ9Z1AQ91ZB1A
Black Smiley Dogs – ZZZ11ZZZ9QAAQ91ZB1A
Blue Bones Cats