Butt of Tewksbury, formerly of Billerica, Shirley M. Butt, age 84, passed peacefully on October 2, 2017, surrounded by family. Beloved wife of the late Ralph Butt. Loving mother of Robin Kelly and her husband, David, Allan Houston and his wife, Karen, Mark Houston (deceased) and Darlene Butt. Survived by many grandchildren and great grandchildren. Visiting hours will be held in the Burns Funeral Home, 345 Boston Rd., (Rt. 3A), Billerica, Saturday, October 7, 2017 from 12:00 noon to 2:00 PM. Relatives and friends invited, followed by a Memorial Service. Burial will be private and held at a later date. www.burnsfuneralhomes.com