Lady Gaga vamps. Sings, too.: Aidin Vaziri | Most of the girls at Lady Gaga’s concert at the Bill Graham Civic on Sunday came dressed like the star of the show. And the boys, well, most of them came dressed like her, too. In just over a year, the 23-year-old singer from Yonkers, N.Y. – known to her parents as Stefani Joanna Germanotta – has gone from playing tiny venues for curious onlookers who probably didn’t take her all that seriously to playing two sold-out nights at the city’s largest concert hall for people who think so highly of her they were willing to track down black lace leggings for the show. Read more.