Fritz and Stephen, those talented experimenters from EepyBird.com, will be appearing on Late Night with David Letterman (along with Kate Bosworth and Broken Social Scene) tonight at 11:30pm ET.

If you haven’t seen it yet, take a look at the magic reproduction of the Bellagio Fountain they create with 200 litres of Diet Coke and over 500 Mentos mints (3 minutes).

The two companies have responded very differently to the (free) publicity this has generated. You’ll find the video available right on Mento’s home page, but sadly nowhere to be found on Coke’s site - not even under the “Fun” links! Dudes, lighten up