Then, as I have been told, Coop and I chose to be the nerdiest thing we could've possibly chosen to be. I won't insult your intelligence by assuming you need an explanation. If you're still wondering, notice his ear, or the place that used to be his ear is bandaged.
Some of the fun of Halloween is that we get to go show our costumes to lots of grandparents and Aunt Patti and Uncle Jim. Here's a few pics with them: