Katy Perry as the nutcraker. Justin Bieber cuddling up to Kim Kardashian. Selena Gomez giving a tight hug to Jaden Smith…and Kim Kardashian. And this is just some of what happened backstage at Z100′s annual Jingle Ball concert!
The big bash in NYC took place last night (December 10) at Madison Square Garden with a bevy of the year’s brightest musical acts participating. Check out 5 of the hottest performances from the show, and ogle photos of Katy, Justin, Selena, Hayley Williams, Bruno Mars, Willow Smith, and many more on stage and backstage below: