1 of 13
2 of 13
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.
3 of 13
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.
4 of 13
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.
5 of 13
6 of 13
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.
7 of 13
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.
8 of 13
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.
9 of 13
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.
10 of 13
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.
11 of 13
12 of 13
13 of 13
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.