BEST: Pretty in pink and army green! Katie Holmes hit the Late Show with David Letterman, sporting contrasting couture with a tight Narciso Rodriguez dress paired with a Balenciaga military coat and Isabel Marant pumps.

WORST: Demi Lovato had a metallic mishap at The X Factor finale, with a her cutout Topshop frock.

BEST: Britney Spears steamed up the season finale of The X Factor, wearing a gorgeous Bottega Veneta velvet and leather gown.

BEST: LeAnn Rimes may have provoked controversy for her “over the top” performance on The X Factor, but the country star steamed up the red carpet in a Nini Jguyen shift dress paired with to die for Givenchy fold over boots.

BEST: Giuliana Rancic glammed up for the 2012 Miss Universe Pageant, wearing a sweetheart strapless Winnie Couture gown on the red carpet.

BEST: No Doubt, Gwen Stefani looked uber chic while shopping with Gavin Rossdale in Los Angeles, wearing a plaid coat with red leather pants, a black turtleneck and black booties.

BEST: Rihanna was fabulously fashioned at The Voice, wearing a sparkling Lanvin jumpsuit.

BEST: Kate Bosworth rocked a Proenza Schouler high-necked dress with Christian Louboutin booties to the Audi Aspen Holiday Party.

BEST: Hailee Steinfeld stood out with a powerfully patterned Louis Vuitton romper, celebrating her Sweet 16 at the Rolling Stone Restaurant and Lounge, finishing off the look with Nicholas Kirkwood ankle strap heels and red Louis Vuitton clutch.

BEST: Stacy Keibler took the plunge and showed off her hot body at the VH1 Divas event in a sexy Monique Lhuillier suit paired with Jimmy Choo pumps and a Giuseppe Zanotti clutch.

BEST: Jenna Dewan debuted her baby bump in boobiful fashion at the VH1 Divas event, wearing a Temperley London gown.

WACKY: Miley Cyrus proved that she Can’t Be Tamed when it comes to fashion at the VH1 Divas event, hitting the stage in a scandalously studded ensemble.

BEST: Rita Ora looked marvelous in Marchesa at the Samsung Galaxy Hosts Bob & Harvey Weinstein’s Holiday Celebration to Benefit the Robin Hood Foundation and Hurricane Sandy Relief Fund.

BEST: Pregnant princess, Catherine Duchess of Cambridge, stunned in agreen Alexander McQueen gown in her first public appearance since announcing she was expecting.

WORST: S&M style slip up! Krysten Ritter failed to full off her bondage a la mode, wearing an Herve Leger by Max Azria dress with unfortunate Rachel Zoe Collection boots.

WORST: Selma Blair showed off her bony chest in shocking fashion.

WORST: Kim Kardashian showed off her fake facial fringe at LAX, flaunting her big boobs in a totally sheer top.

WORST: Goldie Hawn failed to pull off her lacy fashion at the A Heart For Children Gala in Berlin.

WORST: Aspen fashion extreme! Paris Hilton got bundled up in white for a day in the snow.

WORST: New mom Snooki showed off her Jersey Shore style sense during a night out at Bootsy Bellows in Hollywood, matching her red hair to her skirt.