Star Halloween Costumes of 2011

From Fergie's pageant queen to Jennifer Garner's witchy woman, see Hollywood's wild and wacky getups

01 of 23

JESSICA ALBA & CASH WARREN

JESSICA ALBA'S VEST
GSI Media

Did someone call for a superhero? The actress and her husband get into the Halloween spirit – she as a cat, he as Superman! – while trick-or-treating with their daughters in Pacific Palisades, Calif.

02 of 23

FERGIE

FERGIE
Justin Campbell/StarTraks

She's not afraid to shine! Channeling her inner Toddlers and Tiaras beauty queen, the sparkling singer is ready for her close-up at Heidi Klum's 12th annual Halloween party in New York.

03 of 23

BEYONCé

BEYONCé: THE HOTTEST MAMA
Jackson Lee/Splash News Online

She's pure honey! The then-pregnant star flaunts her burgeoning baby bump in a bumblebee costume after a Halloween meal at New York's Darby restaurant.

04 of 23

ALYSON HANNIGAN

ALYSON HANNIGAN
Flynet

No stranger to celebrating the holiday, the How I Met Your Mother star adds a sweet touch to her scarecrow costume while trick-or-treating with her little pumpkin, 2-year-old daughter Satyana, in Santa Monica, Calif.

05 of 23

LAUREN CONRAD

LAUREN CONRAD
Charley Gallay/WireImage

Say cheese! The reality star is cute as can be thanks to her spot-on Minnie Mouse ensemble at the Bacardi- and Maroon 5-hosted Halloween bash at L.A.'s Hollywood Forever Cemetery.

06 of 23

JENNIFER GARNER

JENNIFER GARNER
Erick Kauffman/Broadimage

The expectant mom shrouds her burgeoning belly in a simple black and purple witch's costume in Brentwood, Calif.

07 of 23

HARRISON FORD & CALISTA FLOCKHART

HARRISON FORD & CALISTA FLOCKHART
Pacific Coast News

Rock and roll! Ford and Flockhart flaunt their love for '80s hair bands at a Halloween night bash in Brentwood, Calif.

08 of 23

NAOMI WATTS

NAOMI WATTS
Said Elatab/Splash News Online

The actress can't help but clown around while trick-or-treating with her boys Sasha, 4, and Kai, 2, in N.Y.C.

09 of 23

MATT LAUER & ANN CURRY

MATT LAUER & ANN CURRY
Stephen Lovekin/Getty

Congratulations are in order! The Today cohosts give royal watchers something to cheer about as the Duke and Duchess of Cambridge during the morning show's Halloween taping in N.Y.C.

10 of 23

KELLY RIPA & NICK LACHEY

KELLY RIPA & NICK LACHEY
Humberto Carreno/StarTraks

The Live! host and Lachey take their costumes to new heights Monday as reality TV's most buzzed-about (and now broken-up) couple, Kim Kardashian and Kris Humphries, during the chatfest's Halloween Headliner Ball in New York City.

11 of 23

KIM KARDASHIAN

KIM KARDASHIAN
Dave Kotinsky/Getty

Meanwhile, the real Kim made a solo appearance as Batman bad girl Poison Ivy at a Midori-sponsored party at New York nightclub Lavo on Oct. 29. Two days later, the newlywed filed for divorce from husband of 72 days Kris Humphries.

12 of 23

GWEN STEFANI

GWEN STEFANI
X17online

Sans Prince Charming, the pop star makes her fairy tale fantasy come true, stepping out as Cinderella for a Halloween party in Los Angeles on Oct. 29.

13 of 23

HEIDI KLUM

HEIDI KLUM
Broadimage

The costume enthusiast strips down – literally! – as a cadaver, displaying every muscle in her body for her Halloween party at Tao Las Vegas on Oct. 29.

14 of 23

NICOLE RICHIE

NICOLE RICHIE
Zuma

Just call her Nicky from the Block! With a pink Juicy Couture tracksuit and big hoop earrings, Richie busts out her best J.Lo impression for Kate Hudson's annual costume party in L.A.

15 of 23

BETHENNY FRANKEL

BETHENNY FRANKEL
Chris Weeks/WireImage

Hello, kitty! Frankel is picture purr-fect as the fictional feline during Heidi Klum's costume bash in Las Vegas.

16 of 23

ANDERSON COOPER

ANDERSON COOPER
Tom Zuback/Warner Bros.

Daytime TV now has not one, but two silver foxes – thanks to the CNN anchor, who pays homage to talk-show legend Phil Donahue during a taping of Anderson on Oct. 31 in New York.

17 of 23

RASHIDA JONES

RASHIDA JONES
Flynet

Who needs a sugar fix? The Parks and Recreation star gets a taste of the sweet life, hitting Hudson's Halloween shindig as a Charms Blow Pop.

18 of 23

ALI LARTER & HAYES MACARTHUR

ALI LARTER & HAYES MACARTHUR
Flynet

The actress and her hubby create a little buzz in coordinated bumblebee costumes while at Hudson's bash.

19 of 23

COCO & ICE-T

COCO & ICE-T
INF

The Ice Loves Coco stars make a menacing pair – he as Silence of the Lambs' Hannibal Lector and she as a sexy little devil! – while cohosting the Halloween Player's Ball at LAX nightclub in Las Vegas on Oct. 29.

20 of 23

MARIAH CAREY & NICK CANNON

MARIAH CAREY & NICK CANNON
Fresh Air Fund/WireImage

The Incredibles to the rescue! Halloween came a little early for Carey and hubby Nick Cannon, who dressed up their 6-month-old twins, Moroccan and Monroe, in matching superhero disguises.

21 of 23

SANDRA BULLOCK

SANDRA BULLOCK
GSI Media

Shiver me timbers! Bullock and 20-month-old son Louis dress the part during a pirate-themed birthday party on Oct. 9 in Brentwood, Calif.

22 of 23

RACHAEL RAY

RACHAEL RAY
David E. Steele/Disney/ABC

The talk show host finds herself in a fairy tale as Little Red Riding Hood while guest Jerry Springer goes Gaga during a segment for her show on Oct. 25.

23 of 23

MARISKA HARGITAY

MARISKA HARGITAY
Will Ragozzino/BFA

Welcome to the witching hour! The Law & Order: SVU star (and mom of three) casts a spell over her little pumpkin, 6-month-old daughter Amaya Josephine, during the Light Up a Life benefit in New York City on Oct. 22.

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