Stars' Favorite Summer Dresses

01 of 25

Jennifer Lopez

Summer chic can be simple, as Lopez and her lemon-yellow Juicy Couture dress prove. Though it's no longer available online, this linen shift from Walter will work as well.

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$275; at livenatty.com

02 of 25

Kate Bosworth

With a glowing sunset behind her, Bosworth was picture perfect in ruffled ChloÃ© pret-a-porter. The silk chiffon number has a built-in bejeweled velvet belt-count the luxurious purchase as a two-for-one!

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$3039; at net-a-porter.com

03 of 25

Cameron Diaz

May 6: Los Angeles — Patrick Rideaux/Rex

Diaz attended the L.A. premiere of Shrek the Third looking like a princess-and not of the ogre variety-in a polished Chanel dress. Get your own leggy look for less in this bright pink piece from A.B.S. by Allen Schwartz.

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$149; at bostonproper.com

04 of 25

Sandra Bullock

Bullock warmed up the Santa Barbara International Film Festival in a slim, strapless LWD. Show off your waist in the Mirage dress from White House/Black Market.

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$138; at whitehouseblackmarket.com

05 of 25

Jessica Alba

Alba began her Fantastic Four: Rise of the Silver Surfer tour in a retro-inspired frock with a sheer underlay. Get her subtle shimmer with a matching Badgley Mischka dress.

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$498; at saksfifthavenue.com

06 of 25

Reese Witherspoon

Witherspoon was chic and comfortable during a Beverly Hills shopping trip in a Vanessa Bruno dress with a ruffled hem. Get a look-alike crochet dress from the same designer for a simple summer look of your own.

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$204; at madisonlosangeles.com

07 of 25

Jessica Biel

Biel walked the red carpet at the Critic's Choice Awards in a cream-colored fitted sheath from Ferragamo. Get her style-if not her tan-with a strapless silk dress from Kay Unger.

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$179.99; at bluefly.com

08 of 25

Halle Berry

Berry dazzled in Roberto Cavalli at the Madrid photo call for Perfect Stranger. An Escada sheath has a similarly sultry feel.

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$540; at stylebug.com

09 of 25

Nicole Richie

Richie sparkled in a strapless white frock with silvery accents at a charity event. The J. Lindeberg Blanche dress will give you The Simple Life star's look.

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$129; at revolveclothing.com

10 of 25

Eva Longoria

Longoria shimmered in an awning-striped Alice + Olivia shift. Get her sequined dress and go from day to evening in a snap.

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$398; at thehipchick.com

11 of 25

Sarah Jessica Parker

Parker visited the Night amp Day exhibit in New York City in a Fendi dirndl dress in fresh white cotton with pink piping. Get a look-alike Mara Hoffman number with puffed-sleeves and a banded hem.

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$315; at shopbop.com

12 of 25

BeyoncÃ© Knowles

Knowles headed Down Under in a bright Milly minidress worn with Louboutin Foxtrot pumps. Although the fuchsia color combo is no longer available, you can get Beyoncae's dress in mint-layer it over a coordinating tank top for more coverage.

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$295; at net-a-porter.com

13 of 25

Ashlee Simpson

Simpson was a blonde bombshell at the Us Hot Hollywood party in a Brian Reyes bumble dress and red Gaetano Perrone for Tae Casan pumps. The Kari dress from Diane von Furstenburg will give you Simpson's Hollywood style.

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$332.50; at dvf.com

14 of 25

Eva Mendes

Mendes chose a butter-yellow Catherine Malandrino dress for the Coach Fragrance launch in Los Angeles. Get her silk jersey frock from Saks Fifth Avenue.

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$475; at saksfifthavenue.com

15 of 25

Vanessa Minnillo

Minnillo's bright batik frock from Plenty by Tracy Reese is simple yet sophisticated, and perfect for summer. Pick up the Rosetta dress from Tocca for a similar style.

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$189.50; at tocca.com

16 of 25

Sienna Miller

Miller uncovered her collarbones in stretchy stripes from Calvin Klein Collection. Get her look with a pointelle knit dress from Romeo amp Juliet Couture.

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$81; at bluefly.com

17 of 25

Ali Larter

Larter showed off some curves in an off-the-shoulder Calvin Klein Collection dress. The AthÃ© dress from Vanessa Bruno will give you a slinky shape.

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$201.60; at net-a-porter.com

18 of 25

PenÃ©lope Cruz

Cruz was a silky surprise at a Global Green event in a caramel-colored single-shoulder dress. To get the look for your own night on the town, try the Emily dress from BCBGirls.

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$54; at dillards.com

19 of 25

Selma Blair

Blair hit the streets in an angelic one-shoulder dress designed by Kate Moss for Topshop. Get her dress for a limited time from the topshop.com site or try a vintage-inspired eyelet frock from Liz Claiborne.

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$79.99; at lizclaiborne.com

20 of 25

Hilary Duff

Duff was all grown up in a sassy minidress at the Nickelodeon Kids' Choice Awards. Get her Corey Lynn Calter Suzie dress for your own mod look.

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$268; at polkadotsandmoonbeams.com

21 of 25

Lindsay Lohan

Lohan visited the Late Show with David Letterman in a sleek strapless dress with white piping. Get a similar style with the Isaac Mizrahi for Target sheath dress in ebony.

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$39.99; at target.com

22 of 25

Kate Walsh

Walsh graced the red carpet in a blousy Max Azria dress with a bold graphic pattern. The Harkham silk dress will get you the Private Practice star's style.

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$308; at luvcharlie.com

23 of 25

Tyra Banks

Banks enjoyed a night out in a crisp white dress with blue embroidery. You'll look as cool and comfortable in a printed caftan from Rachel Pally.

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$255; at edressme.com

24 of 25

Emily Blunt

Blunt wore MaxMara to a Women in Film luncheon thrown in her honor. Her chiffon frock with bold circle details on the straps is not available online, so pick up a Grey Ant double tank dress for similar graphic appeal.

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$198; at stevenalan.com

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