Okay...now for two easy ones:

What Mudcatter has lyrics posted in the shower to practise by (several hints in this thread

Who was the first Mudcatter to call in and be on-air on Rick's show. Rick, you can't answer this one!

Maybe not so easy: what Mudcatter has a homepage that has all types of plans for inexpensive, weekend's worth, homemade hurdy-gurdies, and other instruments?

Easy: what Mudcatter seems to have a penchant for the "Green Man"?