Betty Jean Necessary, 81, passed away, Thursday, April 14, 2011 at a local hospital. Services will be 10 a.m. Monday, April 18 at Bellmead Funeral Home Chapel with Rev. Lester Adams officiating. Visitation will be 5 to 8 p.m. Sunday, April 17 at the Funeral Home. Mrs. Necessary was born August 12, 1929 in Waco to William and Evis (Bledsoe) Traywick. She graduated from LaVega High School and married Erbie H. Necessary on August 20, 1953. She was a past employee of First National Bank and spent many years helping her husband operate Erbie's Exxon in Bellmead. She was preceded in death by her parents, and her sister Zelda Merberry. Survivors include her husband Erbie Necessary of Waco; sons William E. "Peanut" Necessary and wife Heather of China Spring and Mark H. Necessary of Waco; 3 grandchildren Nathan, Lane and Trace.