Mr Obama's star couldn't be higher. The man scooped the Nobel Peace Prize not too long ago, and now he's the hero of an attractive Contra-esque side-scrolling shooter. Wonder which one comes first on the old presidential CV?

Use the arrow keys to move and jump, Z to shoot. Pretty simple fare, but the sight of the Leader of the Free World hefting a plasma cannon makes it worthwhile.

Richard Hammond's Facebook jaunts are rather homely by comparison. Coming up next: Obama vs Kanye West?

Play Obama Alien Defence