Indian Hill Music School’s Early Childhood Department presents its annual Holiday Sing-Along for young families: Saturday, December 21, 10 am at 36 King Street (Rte. 495/Exit 30), Littleton, MA. All ages are invited to sing, dance, play instruments, and celebrate songs and stories of the season. FREE admission. Learn more at (978) 486-9524 or www.indianhillmusic.org. Sponsored by DCU For Kids.