On his show last night, David Letterman played host to an interesting collection of talent: Astral soul-queen Erykah Badu, star producer Mark Ronson, legendary Meters drummer Zigaboo Modeliste, and various and sundry Dap-Kings. They all got together to play a vintage-sounding bit of Louisiana jazz-funk called "A La Modeliste," and it was all very Treme. Watch it below. [videoembed size="full_width" ...