the reason this scene is so hot is bcs dean is usually so unbothered.. he never reacts and never cares..
but the second it comes to allie he completely goes out of character suddenly every emotion is written all over his face and the tension becomes crazy
imagine a girl asks you to help her feel comfortable with her own sexuality after the worst thing that can happen to her,and the first thing you do is dance like a goofball, then let her decide IF and WHEN you should be intimate THIS MAN WRITTEN BY A WOMAN