Kimberly Stewart wants to swap bottoms with Jessica Alba, Alba was recently voted World’s Sexiest Woman.

Kimberley, recently voted world’s most eligible woman in an FHM poll told People magazine: “I want my ass to look like Jessica Alba’s. She has the best body.

“Next time I meet her, I’ll ask her for tips on how to get my bum into shape.”

Kimberly Stewart, the daughter of rocker Rod Stewart looks pretty bootylicious herself in a photoshoot for the Ultimo lingerie range, Adore Moi.

Rod Stewart’s daughter, Kimblerly Stewart has signed a massive lingerie modeling deal with Ultimo. Daddy Rod Stewart is sure to be furious because it’s the same lingerie brand that dumped Rod’s fiancee Penny Lancaster, as the face of Ultimo, in favour of Rod’s ex-wife Rachel Hunter in 2004. Complicated ha?

((A source close to the star said: “Kimberly is well aware that Ultimo is the company which upset her dad over the Rachel and Penny saga.