BALLS BEAT DIAMONDS

had a ball at the launch of her Sephora Loves Fenty Beauty collection in Milan. The “Diamonds” pop star got playful with her 4-year-old niece

(right) gamboling in a pink-hued ball pit while glitter fell from the ceiling. The Barbados-born singer is not only a beauty mogul but also partners with Puma on a clothing line. Last year she told W magazine that she was inspired to make “things for all body types… I want everybody in my crew to have something.”