Clay Walker is moving slower these days, but as they say in the business, the show must go on. Even when he does stand, he sticks to his post at the microphone stand instead of moving around the stage. Clay Walker Helped Off Stage in New MexicoIn addition to his mobility being limited while entertaining the crowd, Walker is also struggling to walk. A video from his performance at the New Mexico State Fair shows Walker leaning on two people as he walks away from the microphone. He has since launched the Clay Walker Foundation to help others who also suffer from the auto-immune disease, which has raised $2.6 million since it started.