Saturday marks Michelle Obama's 51st birthday! In addition to her unwavering charm and impeccable sense of style, the FLOTUS also happens to be a pretty great dancer — and best of all, she doesn't shy away from showing off her funny, fancy moves during her many appearances. Whether she's busting out the Dougie with a group of students while promoting her Let's Move campaign or celebrating "the history of mom dancing" with Jimmy Fallon, Michelle always seems up for a good time — and always for a good cause. In honor of Michelle's big day, we've put some of her best dance moves in GIF form. Keep reading to see how the first lady gets down!