(Book). Martin the Guitar and his owner, the famous folk singer Robert, have been invited to perform at the most famous concert hall in the world. Joining them on stage will be Martin’s new best friend Morgan and her father, Archie the Archtop Guitar. Will Martin and Robert make great music? Will Archie finally accept Martin as a true friend? What if Martin breaks a string? Find out this and more in this guitar-themed children’s story by Harry Musselwhite with colorful illustrations by Brian Barr. Includes links to online audio through a special website provided with the book!