His sc*aaarrrr*f Edit: I get it guys, you all have better punchlines than me.
Your chron-tact.
This guy
Johnny", responds his dad, " I neither know nor care." Edit: granma grammar.
Nothing, you can't cross a vector by a scalar. EDIT: changed multiply to cross.
Pants
It hangs itself
Three. One to post it, the second to post a better punchline in the comments, and the third to complain that it's a repost.
Three. One to post it, one to make a better punchline in the comments, and one to repost it the next day.