Shirely Ann Hertenstein, 80, of Mount Vernon, passed away at 6:02 A.M., Saturday, March 12, at SSM Healt Good Samaritan Hospital in Mount Vernon. FUNERAL SERVICE will be held at 10:00 A.M. Wednesday, March 16, at First United Methodist Church in Mount Vernon, with Reverend Victor Long officiating.  Burial will follow at Mt. Vernon Memorial Gardens in Woodlawn. Friends of the Shirely Ann Hertenstein Family may call from 5 to 8:00 P.M. Tuesday, March 15, at Hughey Funeral Home in Mount Vernon. Arrangements are entrusted to the care of Hughey Funeral Home where you may call (618) 242-3348 or visit www.hugheyfh.com for further information or to send online condolences.