Portland's Red Fang appeared on the Late Show with David Letterman on Friday, January 10th, 2014 to perform "Blood Like Cream" off their album Whales and Leeches. They even got Paul Schaffer in on the action. Buy the album for only $6.99 on Amazon.com.
Also make sure to check out the music video for "Blood Like Cream" featuring a cameo from Fred Armisen of Portlandia.