Lego Homer by Sean KenneyAnthony of CityCynic points the way to the best marriage of Legos and television: The four-foot tall Lego Homer, by Sean Kenney, the brilliant mind behind the Lego'd New York, Brick Apple. Kenney details Lego Homer's construction for a Washington D.C. area client. Kenney is also offering a replica of this 3-D Homer for $4500 and, folks, Homer doubles as a beer holder.

The Simpsons official site.
A great Simpsons episode guide.
For those without $4500 to lay out on Legos, a Simpsons Duff beer can key ring.