We're about 1:00 into the clip with a big, bearded dude dressed like a Renaissance woman, saying, "Watch Punkin Chunkin on the Science Channel!" You have to look close...but I'm to the left of bearded Renaissance woman dude, peeking out from behind him.
Everyone should seriously watch it when they do the special on Thanksgiving. I think it's on at 9pm, EST. It's really a fascinating event.