Here are some cheats and tips for the game Burgertime.
SZSTVAVI Start game with infinite lives
AASGKLGE Start game with 8 lives
SLKIZYVI Start game with infinite peppers
APVGSLIA Start game with double peppers
GZVIAZEI Anti-gravity shoes
YPESOUGO Peter Pepper gets super speed
SZKNNIAX Fast play for experts
SXVSSXSU Monsters always move slowly
SXVSSXSU + GOVSVXAO Monsters move at double speed
SXVSSXSU + YOVSVXAO Monsters move at quadruple speed