Anne Hathaway & Madonna: Valentino's New Year's Eve Party!

Anne Hathaway and Madonna pose for a picture with Valentino Fashion House honorary president Giancarlo Giammetti at the designer’s New Year’s Eve 2013 party on Monday (December 31) in Gstaad, Switzerland.

The 54-year-old singer was spotted dancing with Valentino Garavani himself during the party – check out the pic below!

PHOTOS: Check out the all the party pics from New Year’s Eve 2013

It has been reported that Anne and Madonna performed a duet together at the party. We hope video surfaces soon!

Earlier that day, Anne and Valentino were spotted walking around town arm in arm.