Well, that's true too. But all of you is nice, not just your hair.

[Her act is definitely not fooling anyone, and he'll pull her into a loose hug. This is partially because he wants to hug her and support her, but it's also because he doesn't think he can dirty-talk at a normal voice and wants to try whispering it into her ear instead.]

My thoughts on your hair being tied up fall under 'dirty' anyway.