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President Barack Obama and First Lady Michelle's 20th anniversary is coming up and Nancy O'Dell sat down with the couple, getting them to dish on how they keep the romance alive in the White House.

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"I don't think there's any damper unless I'm traveling for five days," said the president. "I suspect we're like a lot of couples who've been married for twenty years and who've got kids, which is that the love deepens."

The president and first lady wed on October 3, 1992, but the president disclosed that his "ardor" for his wife hasn't diminished. As a matter of fact, all clues would suggest just the opposite.

"She's better looking than when I met her," the president said with a smile.

Watch ET tonight for more!