Go to the cheat screen then enter one of the following codes to activate the associated cheat.

Result - Code:

Disable arrows - Whine
High gravity - Zippy
High-pitched voices - Mouse
Low gravity - Space
Low-pitched voices - Horse
Nails mode - Nails
Spinning heads - Exosz
Unlock all accessories - Werit
Unlock all Beach House bonuses - Mypad
Unlock all characters - Peeps
Unlock all difficulty settings - Champ
Unlock all locations - 80Day
Unlock all mini-games - Major
Unlock all movies - Musak
Unlock all swimsuits/shorts - Greed
Unlock all trailers - Gamon
Unlock coconut ball - Milky
Unlock nerd ball - Golem
Unlock sun ball - Hot 1