Secure your personalized music lesson with John Mark Piper by booking this timeslot today. Book the lesson by paying for this timeslot. There are no refunds for any reason. If you can't make it, please just consider it a gracious and much appreciated gift for your teacher (thank you). If I have to cancel (for any reason), this lesson will be refunded. . Thank you for understanding and supporting the talent that brings music to life at PIPERvibe.