Breaking up is hard to do — especially when your girlfriend is a pretty brunette 20 years your junior. That’s what a Wall Street trader said Tuesday, explaining in Manhattan Family Court why — after several attempts to end the relationship only led to makeup sex — he got an order of protection against his gal pal of five years. “I attempted to break up several times and somehow was convinced not to,” multimillionaire private equity investor Brad Zipper, 50, admitted on the witness stand. The burly, 6-foot, 200-pound former hockey player glared at his petite ex, Nicole Raef, 28, from the witness stand, admitting ... (full story)