NO catch 22 here, You can either sign up for FQ with the name you want to register first, than register it at Joker, OR you can register it at Joker first and then sign up at FQ. You will need the FQ server information in order to register the domain. I would recommend registering the domain first, that way you won't loose the name you want.
The server information is located at:
Hope this helps.
Have a Good One