Gwen Stefani is constantly changing up her hair style, even going from blond to back and back. But does that equal wearing wigs and hair extensions?

She may have a song called "Platinum Blonde Life," but the truth is, Gwen Stefani's hair isn't actually as light as you think ...

Gwen Stefani gets ready to take the stage at Wango Tango in Huntington Beach, California, wearing all denim on May 10. Jessie J, her son Sky, mom Rose Cornish and boyfriend Chanan Safir Colman ...