Depending what you put your name as in the high score screen, a certain message will appear:

• Putting ASS, FUK, or TIT would make the message say "WASH YOUR MOUTH!"
• Putting CAT would make the message say "MEOW!"
• Putting COW would make the message say "MOO!"
• Putting DEI would make the message say "F E I F"
• Putting DOG would make the message say "WOOF WOOF"
• Putting GOD would make the message say "I AM HONORED"
• Putting RAT would make the message say "FINK"
• Putting SEX would make the message say "UNAVAILABLE AT THIS TIME"

There are also secret messages that are hidden better. These messages can be accessible if you type in a certain name, then hold down button 2 until the message displays:

DBR: HI DAVE I HOPE YOU HAVE A NICE DAY
SKO: HI SUSAN HAVE A NICE DAY
SKT: HI SUBODH
TZM: HI TED THE FORCE IS WITH US! VERSION OF 4 OCT 79
TMI: FIRE ONE! PRODUCED BY TECHNICAL MAGIC DIRECTED BY TED MICHON WRITTEN BY DAVID ROLFE ANIMATION BY SUSAN OGG MUSIC BY JJ MALLORY VERSION OF 4 OCT 79