Chris Phelps, aka. "The Drummer for Tracy Chapman" is a Late Night with Conan O'Brien character who debuted on April 6th, 2001 in the sketch New Spring Characters.
Chris Phelps starts off the song with a "1...2... 3...4!" and then proceeds to stretch, scratch his back, pay for a pizza delivery, exercise with handweights, and change his cat's kitty litter.