Level passwords:

     What the Heck - TEAKETTLE-FAUCET-COW-FAUCET-COW-FAUCET
     Down the Tubes - PAINT-FAUCET-TV-FAUCET-CONE-TV
     Pod Races - CONE-TEAKETTLE-CONE-COW-COW-TEAKETTLE
     Snot a Problem - COW-TEAKETTLE-TV-COW-TEAKETTLE-PAINT

Neat-o codes:

     ITSAWONDERFUL -- gives you an extra life
     HATMAN -- Turns Jim into hatman
     ONANDONANDON -- Maximum number of game continues
     POPQUIZHOTSHOT -- Gives you 1000 bullets
     SLAUGHTERHOUSE -- Access the first five levels of the game
     HATMAN -- Turn you into a stick man
     PULSATING -- You look like a ground hog
     BLOATED -- Jim gets an afro
     FESTERING -- Jim gets a red afro
     SWEATY -- Jim gets a big lip
     PUSFILLED -- Jim gets an antenae
     MALFORMED -- Jim gets a big pair of glasses
     SLUGFORABUTT -- An arrow thru Jim's head!!
     TAKETHECHEESETOSICKBAY -- Access all levels

EARTHWORM JIM 2

Level passwords:

     Tangerines - pause, then type FRUIT
     Puppy Love - pause, then type DUBLIN
     Flyin King - pause, then type HOFFMAN
     Cow Abduction - pause, then type ABROWN

John Case III and The Bunny