Former president Barack Obama made a surprise appearance at Michelle Obama's book tour in Washington.
He showed up with a bouquet of flowers during the promotional event for his wife's memoir, "Becoming."
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Former White House adviser Valerie Jarrett moderated this event.
Mrs. Obama talked about their life post-White House, and how they are taking a step back to reflect on what they have accomplished.
Barack Obama makes surprise stop at Michelle's book tour
