No
Person below me plays sports.

Mos Def
Person below me rides a bike?

No bikes hurt when you fall
Person below me was popular when growing up.

yeah right, only loser's are popular, not you
person below me is an aquarius?

No
Person below me is rich.

only in spirit
person below me does kung fu?

no kung fu hurts
Person below me gets into alot of fist fights.

sometimes, but it only involves other's fists and my face
the person below me's hero is Conan O'Brien?

No
Person below me is gay

Unlikely, but possible
Person below at some time in their life listened to Britney Spears?