Christina Aguilera recently told talk show host Ellen DeGeneres that she and husband Jordan Bratman keep their marriage spicy by being entirely naked on Sundays.

"We have something called naked Sundays."

"Excuse me?" DeGeneres asks. "Did you say naked Sundays?"

"You have to keep marriage alive, spice it up," says Aguilera, admitting that some added heat is required even though the two have only been married for "a big whole year."

"[In November] we just celebrated our first anniversary, and on Sundays ...