Stylish mommy-and-daughter duo hit the town in fashionable duds.By Rebecca Thomas Beyoncé Photo: Getty Images The manicure was purple but it was all about Blue when Beyoncé stepped out in Manhattan on Wednesday cradling her 6-month-old. After cranking up her diva fan for a dizzying run of comeback concerts at the top of summer, the 4 singer seemed to be happily in full mommy mode, beaming as cameras captured her exiting an N.Y.C.