GOTY 2007 is Spore. I can hardly conceive of it being anything else. Then again, GOTY 2006 should have been Wii Sports, hands down.
"[Our former customers] are unable to find software which they WANT to play."
"The way to solve this problem lies in how to communicate what kind of games [they CAN play]."
Satoru Iwata, Nintendo President. Only slightly paraphrased.