Roger Friedman of FoxNews.com reports that Isaac Hayes did not quit ‘South Park’, but suspects Scientology quit for him. It turns out the singer/actor suffered a stroke on January 17th. Friedman writes, “Hayes did not suffer paralysis, but the mild stroke may have affected his speech and his memory. He’s been having home therapy since it happened. That certainly begs the question of who issued the statement that Hayes was quitting ‘South Park’ now because it mocked Scientology four months ago. If it wasn’t Hayes, then who would have done such a thing?” Read more.