Northborough – Jack Shanahan, owner of Jack’s Guitar Garage, located at 243 West Main St. in Northborough, has opened a second location in Grafton. The new facility, located at 198 Worcester St., North Grafton, boasts five large classrooms and a young kid’s musical room for preschoolers. Shanahan and his instructors will be expanding their programs and providing classes such as Early Childhood Music, Music Theory, Songwriting, Sound Recording, Group Adult, Jazz Ensembles, and more. The new location will also have expanded retail section as well as a large common area. The staff at both locations are excited to share their music education playground.