A girl question???????????????

She knows who i am, she knows how i feel and i lke her a lot. The thing is she pissed me off and wanted me to talk my best friend into liking her when he was at my house and i told him and he said that was fcked up. What to do ive tried to move on and she stays in my mind and wont get out. She said i was sweet kind a funny but idk what to do.