Simple Pen Gun

this is a small, yet powerful pen gun that i made when i was bored.do not under any circumstances, shoot this at any living creature. by the way, this is my first instructable and feel free to comment on it.

Step 1: Parts

you will need :

a ballpoint pen
2 rubber bands
scissors

Step 2: Pen Disassimbly

unscrew the top and bottom of the pen and take the ink cartridge out of the bottom part that you unscrewed

Step 3: Trigger

cut one of the rubber bands in half and tie it to the bottom of the pen with the other rubber band

Step 4: Loading the Gun

put the ink cartridge through the top of the pen

Step 5: Fire!

pull the cut rubber band back with the ink cartridge and let go. have fun with my instructable!