Little late to the party, but I got a few things I was hoping for:
120GB Hard drive for my Xbox 360
Halo Master Chief Xbox 360 Controller
This week I went and re-downloaded all the TV shows I'd purchased on Xbox Live, as well as a bunch of demos. My 20GB drive was full up a long time ago and I've had to delete quite a few things to make room for new content. Now if I could just find some time to play a few games...