Jay-Z and Beyoncé with their daughter Blue Ivy at the 60th Annual Grammy Awards in New York on Jan. 28, 2018. (Photo: Christopher Polk, Getty Images for NARAS) Forget Bruno Mars - the real star of the Grammys, according to social media, was Blue Ivy, the precocious 6-year-old daughter of Jay-Z and Beyoncé, who was front and center in the audience instead of home in bed.