Gwen Stefani sports a wig to get her signature platinum blond locks. She buys only the best most expensive weave and the lace on the top is almost unrecognizable except when we can get a close up picture like this to gross us all out.
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Why do you get grossed out? Fake hair is the way to go if you want to look elegant. You would be just as grossed out if you looked under your own fingernails with a microscope.