Gwen Stefani poses befor a concert presented by MasterCard exclusively for its cardmembers at Hammerstein Ballroom at the Manhattan Center on October 17, 2015 in New York City.
(October 16, 2015 - Source: Larry Busacca/Getty Images North America) see more angles »

Gwen Stefani French Manicure

Gwen Stefani looked super-cool with her blue French mani (and matching hair) during her MasterCard concert.
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