Rock of Billerica, June 10, 2008, Gladys C. (McCormack) Rock, age 82. Beloved wife of Conrad L. Rock. Also survived by her children, Conrad L. Rock, Jr., and his wife, Phillis, of North Chelmsford, Denis Rock and his wife, Norma-Jean, of Lowell, and Marlene Rumery and her husband, Donald, of Monroe, CT. She also leaves her 8 grandchildren, 4 great grandchildren, and many nieces and nephews. Funeral from the Burns Funeral Home, 354 Boston Rd. (Rt. 3A), Billerica, Friday, June 13, at 8:00 a.m. followed by a funeral mass in St. Theresa�s Church, Billerica at 9:00 a.m. Relatives & friends invited. Visiting hours, Thursday, 4:00-8:00 p.m. Interment, Pine Ridge Cemetery, Chelmsford.