Here's the link for you:
http://graphics2.snopes.com/politics/graphics/pigeon.jpg
Oh, and the pig to sing thing?
"Never try to teach a pig to sing. You waste your time and you annoy the pig."
1973 Robert A. Heinlein, Time Enough for Love
The time stamp says he's playing obama...
As I posted previously WikiP.D.A. notes the following: "This page was last modified on 26 December 2013 at 11:01."