Here's 'Something Good': Ryan Adams Performing on David Letterman

It has been three long years since Ryan Adams' last album, but he's back with the new song "Gimme Something Good" off his new, self-titled album

Adams joined David Letterman on the Late Show Thursday night and blew everyone out of the water — including Letterman, who basically begged for an encore

Preach, Ryan Adams. Preach.