LeAnn Rimes shocked her fans with video of excruciating "deep jaw release" therapy that left the singer screaming in agony. The "How Do I Live" hitmaker, 43, underwent the procedure to release severe tension in her jaw, Wonderwall.com can report. 'That part of my life better be over' LeAnn Rimes screamed after going through the painful but ultimately relief-providing procedure. By: MEGA In a social media clip posted by fascial maneuver provider Human Garage, co-founder Garry Lineham is seen treating the singer using the "deep jaw release" technique, causing her immense pain.