1 of 9
MISCHA VS. MONET
Barton hit the red carpet in her pale yellow Versace dress at the Rodeo Drive Walk of Style Awards, while Mazur wore her trendy asymmetrical gown to the Vanity Fair Oscar party just a few weeks later.
2 of 9
JENNIFER VS. NATALIE
Lopez stunned in her Zac Posen gown at the Latin Grammy Awards back in November, while the singer went for the not-so-basic black in her frock for the Elton John Aids Foundation Oscar party.
3 of 9
BECKI VS. TARA
The Ugly Betty actress looked divine in her draped Alberta Ferretti gown at the Costume Designers Guild Awards only a week before Tara Reid got glam in her ice blue gown at the Elton John bash in L.A.
4 of 9
CORINNE VS. NATALIE
The young singer performed alongside John Legend and John Mayer during the Grammys in her black Lanvin sheath, while the Dixie Chicks lead singer wore her white crystal-trimmed dress at a MusiCares event only two days before.
5 of 9
JESSICA VS. JENNIFER
The new brunette wore her shimmering Michael Kors tunic as a top over jeans while visiting London last fall, while the singer-actress boldly wore hers as a mini-dress when she took the stage with husband Marc Anthony in Miami.
6 of 9
EVE VS. MAY ANDERSON
The rapper showed off her toned arms in her draped Rachel Roy dress at a MAC dinner in New York, while the model shortened her white dress to showcase her gams at the Factory Girl afterparty, also in N.Y.C.
7 of 9
CHRISTINA VS. SHERYL
Aguilera sizzled in her knit Zac Posen dress at the NRJ awards in Cannes, while Crow celebrated her role as a Revlon spokeswoman in her red dress at a dinner in N.Y.C.
8 of 9
BRITNEY VS. EMILY
The singer arrived to her now-famous Letterman appearance in her L.A.M.B. dress, while the Bonesactress attended an art opening in L.A. this week in her link-patterned sheath.
9 of 9
MENA VS. GWEN
The petite actress covered up in her L.A.M.B leopard-print trench at a N.Y.C. screening, while the singer – and L.A.M.B designer – modeled her own creation while dining out in L.A.