* In honor of President's Day, here's SNL's Obama Cosby Show.
* No More Kings and other songs commemorating the presidents, from Mother Jones.
* Happy Place gives us eight instances of presidential mistaken identity.
* Former presidents convene for a liver spot summit, from The Onion.
* A collection of some of the best commander-in-chief impressions, from HuffPo Comedy.
Tags: Barack Obama, Bill Clinton, Daily Links, George Bush, Hillary Clinton, Huffington Post, Joe Biden, Mitt Romney, Newt Gingrich, President's Day, Rick Santorum, Ron Paul