Gwen Stefani at Monte Carlo Gala for the Global Ocean

Gwen Stefani

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The Voice coach was a beauty in blue in a stunning Elie Saab gown, bedazzled Christian Louboutin shoes and embellished Judith Leiber clutch at the Monte-Carlo Gala for the Global Ocean in Monaco. 

Daniele Venturelli/Daniele Venturelli/ Getty Images Getty Images for Fondation Prince Albert II