Two model notifications not woriking

Hi.

Two models in my list aren't being reported when they log in. Curiously, both have an underscore at the end.

http://www.myfreecams.com/#CuddleEmily_

http://profiles.myfreecams.com/CunningStunt_

However I don't think it's the underscore at the end, when I added: http://profiles.myfreecams.com/Adrey_ it worked fine.

Thanks.