This Thursday, the entire Late Night With Conan O’Brien episode will be stop-motion claymation, an obvious “sweeps” stunt. Still, I think I’ll watch it, especially because Mr. T will be on, and also because Conan says “This may be the best show we’ve ever done … in clay.” I still contend that The Simpsons has never been the same without his writing, but I never stay up late enough to watch his show. Maybe I should…