Cooper asked, sounding surprised. "I’d only been upstairs in the Yellow Room, the Oval upstairs," Biden responded. "I don’t know, I’ve never been there either," Cooper joked.

The image provided by Architectural Digest shows the Yellow Oval Room in the White House in Washington in a cover story about . Designer Michael S. Smith specified a Donald Kaufman paint for the ...

The Yellow Oval Room in the White House (Michael Mundy/Architectural Digest via AP) The first lady said Smith managed to reflect her family's tastes while respecting the history of the White House.

President Obama says the Yellow Oval Room in the upstairs residence of the White House has become his personal dance floor.

The Yellow Oval Room has been used as a formal living room and also as a private sitting room. Architectural Digest's December issue features a look inside the White House and the Obama family's ...

Other photos show the Yellow Oval Room; the Treaty Room, where Obama retreats late at night to read briefing material for the next day; a sitting room and a dining room.

President Obama reveals White House’s private living areas The image provided by Architectural Digest shows the Yellow Oval Room in the White House in Washington in a cover story.

Smith mellowed the Yellow Oval Room with smoky browns, greens, golds, and blues. The 1978 Camp David peace accords were signed at the antique Denis-Louis Ancellet desk, front left.

Photos show the Yellow Oval Room; the Treaty Room, where Obama retreats late at night to read briefing material for the next day; a sitting room; a dining room; and the master bedroom.

President Obama did not remove red, white, and blue decor from the Oval Office and install a 'Muslim prayer curtain' in the White House.

First Lady Michelle Obama meets with Mrs. Gursharan Kaur in the Yellow Oval Room of the White House, Tuesday, Nov. 24, 2009 in Washington. (AP Photo/Press Trust of India, Subhash Chander Malhotra ...

Photos show the Yellow Oval Room; the Treaty Room, where Obama retreats late at night to read briefing material for the next day; a sitting room; a dining room; and the master bedroom. The rooms ...