Shrek Extra Large Cheats

Get rid of the Wolf:

Platform: Gamecube

When you have to put the sheep back into their place at mother goose land, punch the wolf until he has stars around him and pick him up. Drag him to where the guards are, they will start beating him up. Meanwhile go back to the sheep.
Inside The Nintendo Gamecube codes:

Platform: Gamecube

When you defeat Merlin and unlock the codes in the pause menu, you can go inside the Nintendo Gamecube through these places:
Princes Castle: Go inside the window and try to get back, but miss.
Creepy Crpyt: Go on the church, then press R and L a lot to the north.
Mother Goose Land: Go to the farm and press R and L to any direction.
Molasses Sewers: Go to where Frankendrop is located. Go up to the bell then go right. Hump and press L hard and R light repeatedly to go in the inside the Gamecube.
Finding the last egg:

Platform: Gamecube

The last egg is located in the same place where found find Little Reds basket in the falls.