Those between the ages of 15-25 may be the only ones who can relate to this question.

First let me say, that this is not neccesarily based on my personal experiences. It is just something that me and my friends joked about one day, and we couldnt figure out the answer. Here it goes...

When another guy is "grinding" on you, and he happens to get a little bit excited ( Christ there is no easy way to say this), do you the girl, get offended, grossed out, flattered, or all of the above?