Rock Classes at Ponier Music. Private lessons are great to become the best on your instrument but who doesn’t dream of being a rock star? Rock class is a weekly class taught by long time Ponier Music teacher Joe Polo. Available to guitar, bass, drums, keyboards and vocals, when your young rocker takes the stage you will be delighted and amazed. Classes are at Ponier Music on Saturdays at 2PM and Ponier Music Marietta Monday nights and Saturday afternoons. Please call for more details!