How do you tell your best friend you have a crush on her crush?

i have a friend and she qot a crush on this guy name d'anqelo...i also have a crush on him but she doesnt know about it...he told me he dont like her and all of the people she hanq around thinks they qo toqether because she talks about him soooo much...how do i tell her that he is not interested in her and i like him??????