Cassy Knox, 74, of Muldrow passed away Wednesday, Aug. 1, 2018, in her home. She was born Oct. 5, 1943, in Fort Smith to James L. and Marye V. (Bowman) Duncan. She was the owner and operator of Sonic Drive-In in Muldrow from 1982 until she retired in 2001. She was preceded in death by her sister, Lynn Jackson. Cassy was a devoted wife, mother and grandmother and will be greatly missed.

A family-held celebration of life will be 5-7 p.m. Saturday at West-Ark Church of Christ Family Life Center, 900 Waldron Road, Fort Smith.

She is survived by her husband, Bob of the home; two daughters, Sheri Acuff and her husband Doug of Fayetteville and Nicole Curry and her husband Dennis of Fort Smith; two sons, Scott Stiles of Russellville and Slate Stiles of Fort Smith; one sister, Jettie Page and her husband Bobby of Greenwood; and six grandchildren.

Memorials may be made to Donald W.  Reynolds Cancer Support House, 3324 S. M St., Fort Smith, AR 72903.

Cremation was under the direction of Ocker-Putman Funeral Home in Fort Smith.