We know that Michelle Obama is big into fitness, and it looks like she's a big fan of The Biggest Loser, too — she appeared on the show last week when the contestants stormed the White House. We caught up with the show's trainer Bob Harper, still high from the experience, and asked him what working with the first lady was really like. Does she complain about squats? How's her form when it comes to push-ups? Learn the answers and more when you watch the video.
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