Madonna Gets Surprisingly Nostalgic at First NYC Tour Stop, Then Kicks Amy Schumer’s Ass

View image | gettyimages.com For an artist who rarely looks back creatively, Madonna was in a particularly wistful mood during her Madison Square Garden concert on Wednesday (Sept. 16) night, the first of three NYC dates on her Rebel Heart Tour. “I’m feeling very nostalgic tonight,” Madonna said (twice, actually). “I played Madison Square Garden…