Pregnancy Pics: Beyonce Knowles

01 of 14

TWINS!

When revealing on Wednesday that she is expecting twins with her husband Jay Z, Beyoncé paired the announcement with a stunning visual of herself cradling her sizeable belly. She wore a long veil while posing in front of a beautiful bevy of flowers.

02 of 14

WELL, HELLO!

Weeks before the Jan. 7, 2012, arrival of daughter Blue Ivy Carter, a very pregnant Beyoncé steps out in a black moto jacket, black button-down shirt, animal-print leggings and patent booties for some pre-holiday shopping in N.Y.C's Soho neighborhood Dec. 21.

03 of 14

HIGH PROFILE

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The singer puts her growing belly on full display in a plunging-neck gown with gold accents at the Nov. 20 screening of her Live at Roseland: The Elements of 4 DVD at N.Y.C.'s Paris Theatre. "Thank God you can't really tell from the front, but when I turn to the side – oh baby!" she joked recently of her tummy.

04 of 14

RED HOT

From her bright crimson blazer and leopard-print scarf to her body-hugging jeans and platform booties, the first-time mom-to-be makes a fierce style statement while leaving an N.Y.C. office building Nov. 1.

05 of 14

MINI MAMA

Forget sweats! The RampB diva instead opts for a low-cut zip-up minidress by Carmen, sky-high pumps and rocker-chic sunglasses to run errands in N.Y.C. on Oct. 14.

06 of 14

BLUE MAGIC

Beyoncé shines in a Roberto Cavalli sequin blazer and tunic at the Sept. 21 launch of her new fragrance, Beyoncé Pulse, at the Dream Downtown Hotel in N.Y.C. "It's been great. I feel free. I feel very empowered," the singer recently told ET Canada of her pregnancy.

07 of 14

SHINE ON

Work it! Joined by mom Tina Knowles, the radiant mom-to-be dons a low-cut black sequin jacket and matching pants from her own line paired with black-and-gold studded Ruthie Davis platform pumps to debut her House of Deréon Autumn/Winter 2011 collection at a Sept. 17 London Fashion Week event at Selfridges department store.

08 of 14

FRONT-ROW GLOW

Hot mama! On Sept. 13, Knowles effortlessly switches from a Vera Wang leather vest and organza bubble skirt to a sequin knee-length dress for the Vera Wang and J.Crew shows during New York Fashion Week. Later that night, she attends the Tory Burch flagship store opening in a Michael Kors leather bodice gown.

09 of 14

GAME ON

From her bowler hat and Mama J by J Brand skinny jeans to her leopard-print Dolce amp Gabbana handbag, the radiant pop singer makes a diva-worthy pregnancy fashion statement at the Sept. 12 U.S. Open men's finals match.

10 of 14

STREET CHIC

Proving leather shorts can be a maternity staple, Knowles shows some skin in a low-cut burgundy top and matching bottoms while strolling with her guy in N.Y.C.'s Tribeca neighborhood Sept. 10.

11 of 14

RUFFLE & FLOW

After celebrating her birthday in Italy, the glowing star puts her budding baby bump on display in a white-hot bikini during a Sept. 6 trip to Croatia with her husband and sister, Solange.

12 of 14

BIRTHDAY GIRL

The day before turning the big 3-0, Knowles rocks a tie-dye print Matthew Williamson halter dress and sky-high heels for a Sept. 3 date with her main man Jay-Z in Venice, Italy. "I always said I'd have a baby at 30," the singer shared recently.

13 of 14

BIG REVEAL

"I have a surprise!" teased Beyoncé, cradling her belly in a tangerine Lanvin gown at the Aug. 28 MTV Video Music Awards. She later happily announced that she and husband Jay-Z are expecting their first child.

14 of 14

BUMP-TASTIC

That same evening, the mom-to-be hits the stage to perform her new single, "Love on Top," in a '70s-inspired purple sequin blazer, white dress shirt and belly-accommodating black pants. "Tonight I want you to feel the love that's growing inside of me!" she yells to the crowd.