Spot the $136 Dress in This Week's Top 10

You don't have to wear posh designer dresses to stand out in Hollywood. While Emma Roberts made a sexy scene in a designer Cushnie et Ochs black and white look and Haute Couture's front-row stars made a splash in Dior, we were equally impressed by one style star's affordable Topshop dress. Read on to see the looks we loved on some very chic ladies.

Allison Williams at the Dior Haute Couture Show
Getty | Petroff/Dufour

Allison Williams at the Dior Haute Couture Show

Allison Williams looked lovely enough to walk the runway with Dior's Haute Couture designs while sitting front row at the show.

Lupita Nyong'o at the Producers Guild Awards
Getty | Jason LaVeris

Lupita Nyong'o at the Producers Guild Awards

Lupita Nyong'o made a departure from her more colorful red carpet looks while attending the Producers Guild Awards in Stella McCartney.

Keira Knightley at the UK Jack Ryan: Shadow Recruit Premiere
Getty | Karwai Tang

Keira Knightley at the UK Jack Ryan: Shadow Recruit Premiere

A sweet set of bowed heels added feminine flair to Keira Knightley's black silk crepe Proenza Schouler dress at the London premiere of Jack Ryan: Shadow Recruit.

Emmy Rossum at the Elle Women in Television Celebration
Getty | Jon Kopaloff

Emmy Rossum at the Elle Women in Television Celebration

Emmy Rossum gave us definite reason to tune in while wearing J. Mendel's blush confection at Elle's Women in Television Celebration.

Emma Roberts at the Elle Women in Television Celebration
Getty | Tommaso Boddi

Emma Roberts at the Elle Women in Television Celebration

Sticking to the cutout theme but taking a sexier route, Emma Roberts heated up the Women in Television event wearing Cushnie et Ochs.

Kate Bosworth at the Dior Haute Couture Show
Getty | Petroff/Dufour

Kate Bosworth at the Dior Haute Couture Show

At Paris Couture Week, Kate Bosworth drove us mad for designer plaid.

Imogen Poots at the Screening of That Awkward Moment
Getty | Cindy Ord

Imogen Poots at the Screening of That Awkward Moment

At the New York screening of That Awkward Moment, Imogen Poots was anything but awkward in her ripped-from-the-runway Louis Vuitton design.

Sarah Jessica Parker at the New School University Center Grand Opening
Getty | Dimitrios Kambouris

Sarah Jessica Parker at the New School University Center Grand Opening

Fittingly, Sarah Jessica Parker made her shoes the real star of the evening when she helped open the New School University Center in embellished boots.

Anna Kendrick at the Delta Air Lines Grammy Weekend Reception
Getty | Jon Kopaloff

Anna Kendrick at the Delta Air Lines Grammy Weekend Reception

Anna Kendrick's bright, floral, $136 Topshop dress was worth every penny at Delta's pre-Grammy Awards bash.

Diane Kruger at the Sundance Film Festival
Getty | Larry Busacca

Diane Kruger at the Sundance Film Festival

Diane Kruger gave her ladylike look a twist with a Chloé blouse while attending Sundance for The Better Angels.