Letterman and his wife Regina on the red carpet Sunday night. (Mary Calvert/Reuters)

“To me it seemed like what he was getting was leftovers.” — David Letterman on whether there was irony in the White House serving Mitt Romney white turkey chili.

“I think he just said that to curry a couple of votes from the older people.” — Robert Plant on Paul Ryan bragging that his iPod goes from AC/DC to Led Zep.

“Yohhhhhga!” — Hilaria Baldwin, Alec’s yoga-teacher wife, on how Democrats and Republicans can learn to relax.

“There were no commercial breaks at the White House.” — Dustin Hoffman on why his Kennedy Center Honors ceremony was better than the Oscars.

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View Photo Gallery: Buddy Guy, Dustin Hoffman, David Letterman, Natalia Makarova, John Paul Jones, Jimmy Page and Robert Plant are being celebrated tonight for their cultural contributions to the nation — they inspire, invent and entertain.