Sing-a-bration 2011: Sing-a-bration Elementary -- A Choral Workshop/Reading Session event sponsored by Pender's Music Co. (Thursday, July 14th, 2011 | Lewisville Convention Center, Lewisville, TX). Clinicians: Andy Beck (Alfred Music Publishing) - Greg Gilpin (Shawnee Press) - Mary Lynn Lightfoot (Heritage Music Press) - Rae Moses (Carl Fischer/BriLee).