Welcome to YT Curtis! I went through the same thing last year, and also got Rocco at only 8 weeks, not knowing any better. I had tried a lot of things to tame Rocco's biting, and the only thing that worked were time-outs. Here's my thread, which had excellent advice:
http://www.yorkietalk.com/forums/gen...ve-biting.html I'm happy to say that I now have one of the sweetest little mush-faces on the planet
Good luck with Misha, your little chick magnet

. And by all means, stay glued to this site as much as possible for the best information you'll find anywhere. Looking forward to baby pics!