MICHAEL CORINTHOS considered having 2 dads a good thing. He was raised by SONNY CORINTHOS. Michael’s bio dad, AJ QUARTERMAINE recent return to Port Charles allowed Michael to get to know his other dad. While Sonny & AJ never got along, they both loved Michael. Sonny faced a massive tragedy when his girlfriend, CONNIE FALCONERI, was brutally murdered. Before Connie died, she wrote the letters “AJ” in blood. Sonny’s anger drove him to seek revenge against AJ. Michael would be the only one that could stop Sonny.