ALVARADO -- Mary "Polly" Sparks, 80, passed away Wednesday, Dec. 30, 2015. Memorial service: 12:30 p.m. Saturday, Jan. 9, in the Chapel of the Chimes at Laurel Land Funeral Home in Fort Worth. Visitation: 6 to 8 p.m. Friday, Jan. 8, at Laurel Land. Survivors: Her best friend and husband of 61 years, Bob Sparks; son, Scott Sparks; and daughter, Kim Sparks.