THE FASH PACK

Both Lady Gaga and Rihanna have albums dropping Monday, and both fashion-forward singers took to the stage at Sunday night's American Music Awards.

Whose stage style wins you over?

Nikki Reed; Malin Ackerman; Kourtney Kardashian

Nikki Reed, Malin Ackerman and a newly pregnant Kourtney Kardashian all sported this lavender Alice + Olivia halter neck dress.

Who wore it best?

Eva Mendes; Leona Lewis

Eva Mendes and Leona Lewis donned strapless dresses at the 2009 CNN Heroes Awards held at The Kodak Theatre in Hollywood yesterday.

Who gets your style vote?

Alice Dellal, Kelly Brook

In case you didn't mark your calendars, this month marks the 20th anniversary of the Reebok pump. Alice Dellal and Kelly Brook came out to celebrate the milestone, with a Reebok-hosted party in London, complete with a DJ set by Jezebel Soundsystems - otherwise known as Jade Jagger and Dan Williams.

Between Alice and Kelly, who has the better party look?

Lily Cole, Daisy Lowe

Models Lily Cole and Daisy Lowe opted for their own versions of metallics at tonight's 2010 Pirelli Calendar launch party in London.

Whose style works better?

Exhibit A: Ashley Olsen's face-framing, pastel-blue highlights.

Exhibit B: Mary-Kate Olsen's two-tone berry lips, a la Rodarte runway.

Whose unusual style - from MoMA's Second-Annual Film Benefit, honoring Tim Burton - strikes you more?

Alexa Chung, Jessica Stam

We have lots of similarities between Alexa Chung and Jessica Stam at the mtvU Woodie Awards: demure sleeves, high necklines, accented waists, black tights...we could go on.

Whose style do you prefer?

MOCA New 30th Anniversary Gala, Prada Book Launch

Chloe Sevigny made sure to get out and about this week. On Saturday, she attended the MOCA New 30th Anniversary Gala wearing a short-sleeved embellished-nude number, but the day before, she showed up to the Prada book launch looking a little nude in a different way.

Do you prefer the more demure look or the high-waisted skirt/exposed-bra combo?

Pixie Lott, Alesha Dixon

Pixie Lott and Alesha Dixon both opted for black frocks with pops of colour at this week's Cosmopolitan Ultimate Women of the Year Awards in London.

Whose style do you prefer?

Taylor Swift; Carrie Underwood

The best in country music came out this week for the CMA Awards at the Sommet Centre in Nashville.

Which country star gets your style vote?