I think I featured this on the blog before, but I couldn't find it. (I didn't look very hard.)
So here (again?) are Bert and Ernie, doing what they do.
If I made a Sesame Street / Girl Talk mashup I think the universe would collapse under the weight of the awesome.
EDIT: Wanted to point out that the green dude @ 1:01 in the video is dancing pretty much exactly like I do when I'm at a Girl Talk show. Coincidence? I think not.