A Pencil cause he's full of lead!
Mickey Mouse Q: What kind of duck walks on two legs A: They all do!
One, but you can be sure a whole Reddit community will appear to expand the joke, make it funnier and eventually run it into the ground.
Cut the rope.
If he was going to be Impotent he wanted to look impotent. (important)
That's the punchline. Comment with the lead up and may the best one win.
Start a war.
Because they carry guns instead
Because he was always in a cent.