President Obama and First Lady to Appear on '20/20' with Barbara Walters

The President and First Lady will be making a holiday visit to Barbara Walters on a special "20/20" airing tonight on ABC at 10PM ET.

Barbara's questions were plucked from the Proust Questionnaire, designed to reveal personality, as dreamed up by French writer Marcel Proust. She asks what traits they deplore in themselves and others, about lying and virtues, and how they are misunderstood.

Watch this preview, and tune in to ABC Friday at 10PM ET for the full interview.