One of my favorite videos right now is Tony Rice playing the wonderful Norman Blake song, 'Church Street Blues.' Tony Rice's voice knocks me out.

Thank you MandoLessons!  Baron Collins-Hill is a fantastic teacher, and his online resource for Mandolin has been an incredible tool.  I just donated a bit (too little - hopefully more later), and he sent me a t-shirt.  If you want to learn mandolin, this is the place to start:

http://www.mandolessons.com/about/about-mandolessons/