Do you mean the Zilo Glomph one? It was from an EW interview done with a bunch of the cast (new and old). canadian_turtle has links for it at her journal. Here's a link to Part 1 & 2 of the interview.

Part 1:
http://canadian-turtle.livejournal.com/108612.html

Part 2:
http://canadian-turtle.livejournal.com/109423.html

You should watch it, it's really cool. And then all the different icons of it will make sense.