LOCK, SHIRLEY; Sept. 02, 1936 - Dec. 15, 2013. Shirley passed away peacefully December 15, 2013 at Christine Morrison Hospice in Mission. She was predeceased by her husband Courtney in 2003. Shirley leaves behind daughter Anita (Dwight), sons Dean (Shannon) and Clint; grandchildren Trevor, Ashley, Mitchell and Taylor and two great grandchildren Tyson and Brendan. A Family celebration of life will be held later this summer. In lieu of flowers donations may be made to Christine Morrison Hospice.