The singer shows off her curves at a pre-Grammy fashion event in L.A. Plus: Fergie, Angelina Jolie, Demi & Ashton and more

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BIRTHDAY SUIT

It's a nonstop celebration! One night after attending a Gucci party hosted by Madonna, a dapper Ashton Kutcher and Demi Moore head out of their Manhattan apartment to keep the party going Thursday – this time to celebrate his 30th birthday.