It was late 2007, here's the Wrestlecrap link
, because I know you want to relive this Sanitarium.
Here's a link to all the past Gooker winners
for anyone who's never seen this shit.
09/19 - Deafheaven
09/26 - Belphegor
10/18 - King Diamond
11/01 - Suffocation
11/30 - Devin Townsend
12/06 - DistantWorlds:theMusicofFinalFantasy