Adding to his rage thar fateful sunday June 12, 1994 was that his longtime girlfriend Paula Barbieri dumped him that morning and then nicole didn't invite him to dinner w the family after daughter Sydney's dance recital. He was a ticking time bomb. "I'll show that bitch who's boss" is along the lines of what he was thinking. He couldn't handle rejection from nicole. She was finally moving on and he snapped out of pure jealousy n rage. He went there to teach her a lesson that night n he did