Pro Sites messing up client site

1) My customer signed-up for a site under
2) Their site is
3) Suddenly, my user (growlerbags) can't access their site. Pro Sites says it was never a Pro Site, but this customer did the proper procces, and paid.
4) It was working until I've made a Domain Mapping to
5) Now my customer can't access their site, they're redirected to Pro Sites Page, but they've already did that, and they need to work. I'll be offline for a week starting from Tuesday...

Please help me! I need to get this back working ASAP! Tried Live Chat (says 6 minutes but I was waiting for about an hour), and this customer is very important to me.

Thank you for help, tomorrow when I wake up I'll try again the Live Chat.