Cheat mode:
Press (Esc) to display the pause menu, then type loadthedice to display the console window:

Result - Code:

Big heads - heads
Dirty casino - puke
More vomit - pukemore
UFO attack - ufo
Monster attack - godzilla
Get a hitman - hitman
Get 5 hitmen - hitmen
Get a cheat - cheat
Extra money - chips
Get a troublemaker - tm
Start convention - convention
Start kitchen fire - fire
People dance - danceforme
Drive around town - race