MAB/Splash News 1 / 15
MAB/Splash News 1 / 15

Pop princess Gwen Stefani became a Disney princess for Kate Hudson's Halloween party in the Brentwood area of L.A. on Saturday night.

PHOTOS: The sexiest (too much?) celeb Halloween costumes ever

The singer, designer and mother of two, 42, transformed into Cinderella with absolutely stunning results.

Stefani donned the scullery-maid-turned-belle-of-the-ball's trademark powder-blue gown, white gloves and blonde updo with tiara.

PHOTOS: Gwen's cutest moments with her boys

No word yet on what Kingston, 5, and Zuma, 3 -- her adorable, fashion-forward boys with hubby Gavin Rossdale -- will wear for their trick-or-treating outing this year.

PHOTOS: Zuma's most fashionable moments

The "Harajuku Girls" singer isn't the first star to channel a Disney character for Halloween. Kim Kardashian was Aladdin's Jasmine in 2009, and Mariah Carey, Nick Cannon and their twins Moroccan and Monroe dressed up as The Incredibles last week, among many others.

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