The club forms part of the chain of sports bars and lounges owned by Bey's hip-hop mogul hubby and the power duo were the centre of attention at the starry celebration bash. When they weren't clicking champagne glasses and looking loved-up, the twosome mingled with the other famous faces in attendance including Kylie Minogue and reality star Bethenny Frankel.
Beyonce chose an all-eyes-on-me Roberto Cavalli knitted gown with peek-a-boo cut-outs, but gave it an air of low-key elegance with straightened blonde locks and minimal make-up.
Simple and totally effective. That's our kind of style.
Beyonce has enjoyed some incredible outfits since the beginning of her career (thanks in part to mama Tina's dress-making skills and love for a sequin or ten) - check out her style evolution to remind yourself of the highlights.