Steven Tyler Interviewed on Letterman [VIDEO]

Apparently snorting Lunesta was a big problem for Aerosmith frontman Steven Tyler. The new American Idol judge was interviewed Monday night on The Late Show with David Letterman talking about past drug addicitons and his new duties judging America's largest talent show, American Idol. Steven looks like a...how does the saying go...? A snake in snakes clothing...something like that.