Gwen Stefani & Blake Shelton Dressin' Up and Down for Oscar Party

0229-gwen-stefani-blake-shelton-red-carpet-Vanity-Fair-GETTY-01Gwen Stefani and Blake Shelton went for the glitz at the Vanity Fair Party ... sort of.

Gwen killed in a red sheer dress ... Blake wore jeans.

On the other hand ... guess who was more comfortable?

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