Star Tracks: Monday, October 31, 2011

01 of 18

FAIRY-TALE ENDING

KELLY RIPA & NICK LACHEY
Humberto Carreno/StarTraks

Live! co-host Kelly Ripa and singer Nick Lachey do their best impressions of now-divorcing couple Kim Kardashian and Kris Humphries during the N.Y.C. talk show's annual Halloween extravaganza Monday.

02 of 18

COSTUME DRAMA

COSTUME DRAMA
Flynet

Leonardo DiCaprio keeps it monochromatic in a three-piece suit Saturday while shooting scenes for The Great Gatsby in Sydney, Australia.

03 of 18

HOLEY SUNDAY

HOLEY SUNDAY
Bauer-Griffin

Clad in an oversize sweater, Jessica Simpson once again flaunts her new curves while locking hands with fiancé Eric Johnson in Beverly Hills on Sunday.

04 of 18

HELLO, KITTY!

HELLO, KITTY!
Ramey

Isn't she lovely? Amy Adams holds tight to her expressive tot Aviana, 1, during a Friday outing to Mr. Bones Pumpkin Patch in Beverly Hills. See more stars in costumes here.

05 of 18

BEAR WITH ME

BEAR WITH ME
INF

Now you can let go! A well-dressed Josh Duhamel receives a giant bear hug in Los Angeles Saturday at the 18th annual Dream Halloween benefit to support children and families affected by AIDS.

06 of 18

WHITE HOT

WHITE HOT
Ramey

A day after playing party hostess, Leighton Meester bundles up in a color-coordinated ensemble – including a fascinator! – to shoot Gossip Girl in New York on Friday.

07 of 18

VESTED INTEREST

VESTED INTEREST
X17online

A freshly faux-hawked Justin Bieber arrives on set for a Proactiv shoot in Los Angeles on Friday.

08 of 18

BEST FOOT FORWARD

BEST FOOT FORWARD
Ramey

Bethenny Frankel hits the streets in a pair of towering heels Friday while out in Beverly Hills with daughter Bryn, 17 months.

09 of 18

DAPPER DUO

DAPPER DUO
Mario Cartelli/Splash News Online

Newlywed Nikki Reed trades her offscrreen husband for on-screen sibling Jackson Rathbone at Sunday's Rome International Film Festival premiere of The Twilight Saga: Breaking Dawn – Part 1.

10 of 18

All Dressed Up

All Dressed Up
MAB / Splash News Online

No doubt about it, Gwen Stefani is a fairy tale princess at a Halloween party in Los Angeles on Saturday night.

11 of 18

Speaking Out

Speaking Out
Jon Kopaloff/FilmMagic

Christina Aguilera boasts about her team of singers for the upcoming season of The Voice on Friday in Los Angeles.

12 of 18

HIP ACTION

HIP ACTION
Splash

Fun in the sun! Gisele Bündchen rocks that supermodel body and keeps 22-month-old son Benjamin close to the hip during their Caribbean vacation.

13 of 18

WALK IT OUT

WALK IT OUT
AKM Images

A pregnant Hilary Duff – who recently revealed she's expecting a baby boy – leaves her pilates class in tip-top shape Friday in Toluca Lake, Calif.

14 of 18

SHAPING UP

SHAPING UP
INF

Anne Hathaway pauses from her busy social schedule, opting for a quick workout in Brooklyn, N.Y., Friday.

15 of 18

MEET THE PRESS

MEET THE PRESS
Mustafa Quraishi/AP

Lady Gaga adds a colorful splash to her wardrobe during a press conference Friday in New Delhi, India. The pop star is in town to perform Sunday at a Formula One afterparty.

16 of 18

ON THE BEAT

ON THE BEAT
Jackson Lee/Splash News Online

Joseph Gordon-Levitt and Christian Bale answer the call of duty Friday, patrolling the fictional streets of Gotham City while on the N.Y.C. set of their upcoming action flick, The Dark Knight Rises.

17 of 18

RIGHT STRIPE

RIGHT STRIPE
X17

After spilling the beans on her newlywed living situation, a causal Kim Kardashian leaves her home on Friday in Santa Monica, Calif.

18 of 18

LIP SERVICE

LIP SERVICE
GSI Media

Justin Bieber gets tongues-wagging thanks to his vintage Rolling Stones concert T-shirt, while out and about Thursday in L.A.

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