By Joyann King
Updated Sep 11, 2009 @ 10:40 am
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Gwen Stefani
Credit: Kevin Mazur/Getty

Gwen Stefani and her oldest son Kingston had a hip mommy and me moment yesterday, sporting matching bleach blond mohawks at the L.A.M.B. Spring 2010 presentation. Stefani's signature punk rock style must be hereditary!