Or, well, it worked on JJ. He couldn't speak for anyone else.
That would be pretty suspect. Lucky--or unlucky--for her, she had a mother who cared. JJ had never been so fortunate, but at the same time, th weren't any drawbacks that he could see. No one had ever forbade him from having a girl in his room, and there were no periodic checks to make sure nothing untoward was going on.
Had he been thinking very hard, he would have been sad to lose her legs around his waist, but since she was pulling him closer, it wasn't really so bad. And, being tall and skinny-like, he wasn't terribly worried about crushing her or anything, which was a plus.
Nice as her hair was and whatever, he extracted one of his hands from it, and let it travel to her waist, dragging it up and down her side.