During her never-ending campaign to be as cool as her husband, Michelle Obama has tried to break the world record for kids doing jumping jacks, danced like a hero and beaten talk show host Jimmy Fallon in a sack race.
Today, more information has emerged on Michelle's latest bit of awesomeness - namely, photobombing Julia Louis-Dreyfus at an official dinner.
Revealing just what happened on Late Night With David Letterman, the one-time Seinfeld star brought along a snap she had taken where the First Lady can be seen in the background, waving away.
And for more celebrity photobombs (of which there are many), check out our celebrity photobomb gallery below.
And for further examples of Michelle Obama being cool, here's a video gallery on just that.