There weren’t any bottles around, we could see he was having a hard time getting around. We knew that years on the road, or at least what we were told, had taken its toll on him. But when he actually came into the studio, he was there to work. And when he was no longer able to work, when he just felt too much pain, was exhausted, or his voice couldn’t get there, we shut down the session. There wasn’t any erratic, drunken behavior off-screen… He seemed convinced dementia was his problem.