1 of 18
2 of 18
Party time! Gwen Stefani happily totes some balloons through Santa Monica, Calif., Sunday while en route to a patriotic party.
3 of 18
She's a hands-on mom! Heidi Klum and daughter Lou, 9 months, beat the summer heat with some cute headwear during a stroll through New York City on Monday.
4 of 18
5 of 18
6 of 18
With a cascade of red plumes atop her head, Rihanna flies north to launch her Last Girl on Earth tour Sunday in Vancouver.
7 of 18
Blake Lively, who is in France shooting Gossip Girl, attends the Christian Dior Fall/Winter fashion show in Paris Monday – with Vogue editor Anna Wintour sitting right next to her.
8 of 18
FUN IN THE SUN
Kendra Wilkinson shows off her svelte body-after-baby at Moorea Beach Club at Mandalay Bay in Las Vegas on Saturday.
9 of 18
Jersey Shore star Nicole "Snooki" Polizzi demonstrates her love for the U.S.A by wrapping herself in an American flag for the 4th of July on Saturday.
10 of 18
Kim Kardashian and her new beau, Dallas Cowboys wide receiver Miles Austin, help celebrate sister Khloé's birthday in New York City over the weekend.
11 of 18
Jessica Simpson shows off her famous curves Friday at the grand opening of the Casino Club at The Greenbrier in White Sulphur Springs, W. Va.
12 of 18
13 of 18
14 of 18
LIKE MOTHER, LIKE DAUGHTER
Ellen Pompeo is about to get McSweaty! The Grey's Anatomy star heads into a Mommy amp Me yoga class Friday for some mother-daughter bonding with 9-month-old baby girl, Stella Luna.
15 of 18
Newcomer Xavier Samuel keeps his fangs to himself Thursday as he poses with a fan at the U.K. premiere of The Twilight Saga: Eclipse.
16 of 18
Look who's California dreamin'! Matthew McConaughey looks tan and toned in the Golden State as he runs errands around Malibu on Thursday.
17 of 18
18 of 18
WATCH: Amy Schumer Was in the Audience for Judge Judy and Twitter Cannot Handle It
Going to Couples Therapy, Scheduling Sex and Beyond: The Kristen Bell Guide to a Happy, Successful Marriage
Justin Theroux Reveals He Skipped His Friends Audition – and Shares Why It's Good to be Married to a 'Funny Woman'