Or maybe that is Kris Humphries's neck. You'll have to watch the Super Bowl to find out.
Kardashian, 30, appears in a sexy commercial for Skechers Shape-ups footwear that'll air Sunday during the fourth quarter of the big game between the Steelers and Packers. The few moments of the spot provided to PEOPLE show a scantily clad Kardashian stroking a man's torso.
"Kim had a lot of fun with the racy and somewhat tongue-in-cheek theme of the commercial," a source on the L.A. set of the ad tells PEOPLE. "It was a long day on set, but the finished product … was definitely worth the effort."