Crime Mississippi Man Decapitated His Mom Using a Butter Knife and Teeth Police were checking on Terrelle Johnson's mother Sherry when they found her remains in the backyard By Chris Harris Chris Harris Twitter Chris Harris has been a senior true crime reporter for PEOPLE since late 2015. An award-winning journalist who has worked for Rolling Stone and MTV News, Chris enjoys prog rock, cycling, Marvel movies, IPAs, and roller coasters. People Editorial Guidelines Published on June 22, 2018 03:14 PM Share Tweet Pin Email A Mississippi man who beheaded his mother called out to reporters as he was being led into court on Wednesday, shouting, “I plead guilty… [I’ve] done it!” Earlier this month, Terrelle Johnson, 29, was detained on murder charges after police discovered his 51-year-old mother’s decapitated body in his backyard. Facebook The victim, Sherry Johnson, worked as a guidance counselor in Hattiesburg, where she was beloved by students and staff, according to local reports. Police had been contacted by relatives and were checking on Sherry when they found her remains. Johnson told concerned family members his mother was on a cruise, but she had previously never mentioned the trip. Stone County Correctional Facility According to the Sun Herald, it was revealed in court Wednesday Johnson confessed to the murder after first insisting his mother was fine and with friends on the cruise. Testimony reveals he told investigators he beat his mother and that the attack “got out of hand.” Johnson said he choked his mother to death, the paper reports. • Want to keep up with the latest crime coverage? Click here to get breaking crime news, ongoing trial coverage and details of intriguing unsolved cases in the True Crime Newsletter. The Sun Herald reports he told detectives he then cut his mother’s head off with a butter knife — at times, using his hands and teeth to decapitate the body. Sherry’s head was found 15 feet from her body. Johnson allegedly told police he left the body in the backyard in order to keep the house from smelling. Johnson’s attorney, Jim Davis, acknowledged his client killed and decapitated his mother and told reporters he is considering an insanity defense. PEOPLE was not able to reach Davis Friday.