This one is not as obvious as “Asians in the Library”, but is still very offensive. I didn’t notice the Super Bowl ads this year – the game was exciting enough for me – but I’m not in Michigan, to catch this one proudly sponsored by a Republican candidate for a House of Representatives seat (currently held by Rep. Debbie Stabenow.
Update, 17 February 2012: Looks like Hoekstra took it down, but nothing ever disappears from the internet. Below is a youtube posting.
James Fallows of the Atlantic says it much better than I could (without four letter words).
Update 2/8: Here’s Funny or Die’s version.