11/17/2013 04:35 pm ET

Nick Cannon Impostor Pulls Off Jewelry Heist

Christopher Polk via Getty Images

People in Nick Cannon's life have a problem with Glitter ... someone pretended to be part of Nick's posse and stole thousands of dollars worth of jewelry from Fred Segal.

Here's what happened.  A guy who called himself Michael called the Santa Monica store and said he worked for Nick, and, being the hubby of Mariah Carey, he needed some jewelry STAT.

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