Leave it to Lady Gaga to go from a custom Chanel design to a racy underwear-revealing look in a matter of hours.
PHOTOS: Gaga's most outrageous style moments
Clad in a white tweed ball gown created especially for her by Karl Lagerfeld, the pop star, 25, made a grand entrance at the opening of her own "Gaga's Workshop" at Barney's New York on Monday.
PHOTOS: Gaga's hair through the years
"Getting ready for the opening of GAGA'S WORKSHOP at BARNEY'S in NY tonight! Wearing custom CHANEL by Karl Lagerfeld. #PinchMeMom #OhEmGee” Gaga tweeted before arriving at the ribbon-cutting.
PHOTOS: See what all the stars wore last night!
Later that evening, she changed into a black one-sleeve Stephane Rolland dress with a knee to thigh slit that showed off her sheer undies and unicorn tattoo for the International Emmy Awards.
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