Ok i think i have a freind thats crushin on me!!!what do i do?

well i have a freind and shes super tomboy and over the phone she tex message me creap like oh i was walkin down the street and this girl just started making out with me and i love you and ness intended and one day she even asked me out and i told my other freinds and it got around the school prretty fast then she told me that it was just a dare from her brother and when we play truth or dare @ school she dares me to kiss her she always wants to watch movies and she seriously creeping me out i can be lovy dovy with all my freinds except her because i think shes crushing on me and im not les. i seriously only like guys and i have told her that but obviously she dosent get me and shes getting more and more les. by the second what do i do????