Play:

Looks like a very ordinary ball point pen? but there areproblems!

Pretend to be a pen to lend a friend to write? friends of nature very happy ~ ~ when written not refill when hewould be very natural to press a button on the pen tail? butwhen he pressed the

Not lead off? but his fingers were current play out? let himwah... "There are electric"....

But when you are writing can sneak a silver clockwise rotation? this cartridge will come out!