Jay- Z & Beyoncé: A Musical Match

They've made hit songs and millions of dollars together – now it's time for the power couple's next collaboration: Their first baby!

HAVING A BALL

Mere months before announcing that she's having her first child, Beyoncé – who said in June, "I always said I'd have a baby at 30" – makes a glam appearance with Jay-Z at the 2011 Met Costume Institute Gala in New York.