1) ENFPs where their emotions on their sleeves
2) ENFPs are social butterflies who have trouble maintaining long term friendships
3) ENFPs care about what other people think about them
4) ENFPs are sluts/philanderers/"fast"
5) ENFPs love everyone
6) ENFPs are gutless, butterfly chasing weaklings
you really want to witness the true power of an ENFP? put a child or one of our friends in danger. you WILL feel the wrath of the mighty tempest that is Fi as it cascades merciless judgement upon thee! ENFPs are knights of justice and defenders of the weak and innocent and, if pushed, will give any ENTJ a run for their money.
Edit: I've taken down the descriptions, except for number 6, which I believe is true of all ENFPs.
now, for some more
7) ENFPs are always happy
8) ENFPs have difficulty with keeping their emotions out of the way when a logical decision needs to be made