CNN  —  Paul McCartney gave New Yorkers an opportunity to “come together” for one night, and one night only –– for a surprise concert at the Bowery Ballroom in Lower Manhattan. “So, here we are,” the 82-year-old Beatles legend said, grinning. “Some little gig. New York. Why not?” the Associated Press reported. The show was a much more intimate experience than McCartney’s usual stadium-sized stomping grounds –– filled to the brim with tens of thousands of people. The last time the Beatles legend