Enter '_Wampa_Stompa' as a name on any difficulty level. Then start a level and pause the game by pressing start once, then press and hold pause hold A, B c-up, c-down, c-right, c-left, L, R, Z, and left on control pad then hold left half way on the control stick then wait until you here a donk then hold right halway on the control stick untill you here a donk then halfway left until you here a donk and so on until you see a pink debug menu then using the R button to skim though options like makeing enemies fall asleep, becoming invincible, and all this other stuff.