“Imagine Patrick Wimberly's surprise: It is the spring of 2013 and he is getting a tour of the private collection at MoMA. At the museum's annual, sparkling Armory Party, Wimberly is assisting his friend and occasional bandmate, Solange. Her big sister Beyoncé is there. And among the Picassos, Bey is like, "I love Chairlift. I would love to get in the studio." That's that city-of-giants New York ma”