This was up for auction last year:
http://cgi.ebay.com/ws/eBayISAPI.dll?Vi ... 720wt_1141
From TGP:
http://www.thegearpage.net/board/showth ... p?t=811498
No affiliation...this is a two channel Baby Blue Overdrive where you can select between the two, not run one into the other. Can say for exact sure, but I think this is the only one made like this.
I think this will easily break the $1k mark..maybe $1200-$1500...we'll see.