He discovered her fondness to the name Princess when they were kids. It was right before they stopped hanging out. He had done something to make her mad. He was fairly certain it was right after he tipped Artie's wheelchair for the first time. He was ten years old. Artie had only been in it for two years. Rachel had gotten pretty pissed at him. Even at ten years old her vocabulary was well beyond his own. She was slinging words at him that he didn't understand. It was only after he called her Princess a few times and groveled that she agreed to be his friend again. Two years later the drifting happened.

She really can be a tease. She has the tendency to make Puck work for it sometimes. He doesn't mind because he knows that he always gets it in the end. Even Rachel Berry can't resist the Puckster for too long. She gets horny like any other teenage girl. "You're kind of a cock tease, Rach." He licked his lips and nodded. He lowered his head to kiss her hip bone. "Please." His voice was soft velvety.