Michalla Danielle Sisson, age 24 of Morristown, passed away suddenly on Saturday, October 5, 2019 from an automobile accident. She was an employee of Lowland Credit Union. She is survived by her loving husband, Zach Sisson, mother and step-father Laura and Keith Standifer, father and step-mother, Randy and Lena Hickey, sisters, Callie, Audrey and BreAnna Hickey, brothers, Matt Standifer and Benjamin Miller, father and mother-in-law, Ben and Stephanie Collins, brother-in-law Eric Collins, grandparents; Cissy (Nana) and Wayne Hickey, grandmothers, Frankie Samples and Brenda Voncanon, grandfather, Tommy Sisson, and beloved aunts and uncle Jeff and Dawn Samples, and Paula Shaver, several cousin and many friends. Funeral Services will be held on Wednesday, October 9, 2019, 7:00pm at Nina Baptist Church with the Rev. Jimmy Norris officiating. Family will receive friends from 5-7:00pm Wednesday prior to the service at the church. Graveside Entombment Service will be held on Thursday, October 10, 2019 at 11:00am in Hamblen Memory Gardens.