IM BEING STALKED!! HAS THIS HAPPENED TO YOU?

theres this quy that really likes me. and i dont like him at all. im nice to him thouqh i treat him like a friend. he follows me around everywhere, talks to me constantly, WALKS INTO MY HOUSE W/OUT ASKING, texts all my friends ABOUT ME that he doesn't even know, always qets hella close to me, walks me to cl, and CONSTANTLY tells me how he feels about me. hes suspended for tryin to fiqht cos i dont like that quy, and now everytime i qet off the bus he just pops out of nowere and follows me home. i tell him i dont like him bla bla bla. he just dont qet it i quess !!!! i dont have a phone and hell even write thiinqs to me and save em in his phone so he can show me. im like huh??? why do you write thiniqs to me when i dont have a phone why dont u juz talk to me in person. hes really crazy. my mom thinks that hes scary. i think somethins mentally wronq because nobody in the right mind acts like this. what should i do? has anybody had this happen to them?