It's not all shorts and flip flops when you go on holiday with the President.
Mrs O stepped out in a lime green and navy blue colour-block shift dress, paired with a cropped black cardigan and a chic, scraped back updo. (We also can't fail to notice her perfectly manicured nails).
As for the President himself, he kept things smart in a matching blue suit and tie ensemble.
How do you rate the Obamas holiday looks? Let us know and take a look below to see some of Michelle's best fashion moments.