User blog:Angel Emfrbl/Buying 2 vocaloids? Try Zero-G today!

http://zg-v1.deviantart.com/journal/GET-2-ZERO-G-VOCALOIDS-AND-GET-A-40-DISCOUNT-502016555

So long as you spend $63, you can get use this code to get any vocaloid, despite the entry here highlighting its a chance to get two vocaloids.

I'm sure the guys at VO know about this though. >_<