POTW: Nicki Minaj, Kanye West, Katy Perry, Jay-Z
A cross between a bird of paradise and a wild cat, lovely Nicki Minaj hosts Hot 97's Christmas Concert on Christmas day in New York.

Nicki Minaj dressed up for Halloween on Christmas Day, Kanye West hung out with mama Kardashian, Katy Perry channeled "Where's Waldo?", Jay-Z drank some bubbly, will.i.am carried a barb-wire man purse, Usher practiced his demi plie and Peaches donned a barbie-boob uni-suit. It all happened this week and we've got the pics to prove it.

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