At main menu, type NUMBERONEDACRESTREET. You will now have access to several cheat options.
Now during play type (case sensitive):
FLATBROKE Turns off shading FLYMETOTHEMOONRacing on the moon GOURAUD Turns on gouraud shading HAVEALL All items INFINITELIVES Infinite lives (duh!) INFINITEWEAPONS Infinite weapons (that was a tough one!) MASTEROFTHEUNIVERSEToggles textures OLDMACDONALDProtect farm from jumping cows SOLIDASAROCK Invincibility SUPERDAISYOne shot kills WHATSTHEPOINTDot texture mode WIREWEWAITING Textures off
Thanks to Revolution readers Tim "Cloud 99", Wilmar Luna, Randy Russo, boris of S.M.S, Joí£o Pedro, Luis Miguel, Erik Sanchez, and Robbert Uges!