I don't know what they are protesting at Occupy Wall Street but I'm on their side. But 10,000 protestors and one Porta Potty?
David LettermanThere's already been some trouble for Osama bin Laden in the afterlife. There was a mix up and he was greeted by 72 vegans.
David LettermanToday is Earth Day. The way I see it, as humans the very least we can do is recycle. A lot of recycling is going on this year. For example, Bushes and Clintons.
David Letterman