MysteryGuitarMan – Joe Penna | April 13, 2010 | Technology Junction | No Comments Molly meets up with Joe Penna better known as MysteryGuitarMan on YouTube. Assets: T-Shirt Wars, Leave Brittany Alone. Tags:Gadgets, Mobile Phone, Network, Technology, tips and tricks Add a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Save my name, email, and website in this browser for the next time I comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.