For all you web designers/developers I came up with "trouble" (top, right, bottom, left) to remember the order of padding and margin properties.

I did a post a few days ago on 101 Ways to Annoy Your Co-workers. It was generally for office shenannigans, but there's a few on there about playing with their computer. I have been guilty of putting a 3.5" in people's PCs before they get to their desk in the morning.