Watch "Weird Al" Yankovic Bring An Incredible "Tacky" Performance To Conan

Great American “Weird Al” Yankovic released his new album Mandatory Fun this week, and he’s been blitzing us with new videos since Monday. The first of those was also the best: “Tacky,” Yankovic’s celeb-heavy take on Pharrell’s “Happy.” And when Yankovic appeared on Conan last night to perform the song, he gave an inspired performance