Alternate credits:
Complete the game and press B during the credits. Credits thanking Bill Clinton, The Beatles, and others will appear.

Level	Password
1	DLTC
2	MWSX
3	TPST
4	BSHK
5	HKFL
6	SKTR
7	SKMD
8	DRFT
9	SKNN
10	MWFX
11	RNTM
End	FNSH

Glitch: Invisible ladder:
Hold X while climbing a ladder. You can keep going up. Information in this section was contributed by stevens5.

Glitch: Invisible hole in the wall:
On the level where you fight the ED-209, you can get the invincibility by just jumping through the pillars.