A clip of Mahmoud Ahmadinejad imitating Oprah; following the dancing dog and the dancing pony, Dave introduces a dancing (twitching?) blue and gold macaw; 18 months after his bizarre sitdown, a clean-shaven Joaquin Phoenix lets Dave in on the joke and promotes his "documentary" I'm Still Here; in his first LS appearance in 15-plus years, Tom Jones performed "Burning Hell."