described the sweet memory she has of working with the 78-year-old Goddess of Pop on the set of Burlesque back in 2010.

In a callback to her 2010 film "Burlesque," the black-and-white shot features Aguilera posing with the same cropped blonde 'do she sported in the film. "Birthday Suit #44," she captioned it.

Spend Valentine's Day weekend at the fifth annual New Mexico Burlesque Festival, where sensuality and the human body are ...