The problem here is that picture is quite popular on the internet.
Now, Wilco is an alright guy but personally, if I was going to make jabs at him, I would have gone with something better and lesser-known.
You're all disgusting anti-semites.
(http://images42.fotki.com/v1378/photos/1/1222605/5413386/2498627521_1e74e9f48f-vi.jpg)