Is it time to let go?!?!?!? HELP!!!?

me and this boy started talkin.he thought that i was hot since he first time he saw me.we started talkin in march and he told me if we went out he would treat me like i was the greatest thing that eva happened to him in his whole life,and he would do ne thing for me, but i took advange of him and i was really mean to him, and he always forgave me! but then i was really nice to him, an done day he sents me a txt and it says wanna hav ? and my mom read it and flipped out on him. and then i flipped out on him and said that he didnt hav ne respect for me or my mom cuz he was saying really bad things to my mom. and we neva recovered from that fight.and he says that hes no interested in gettin to kno me ne more. but i saw him in town sat.nite and he waved and said hello and then he was following and stalking me all nite.nd i really do like him alot. but then yesterday i saw him kissing and holding hands wit this girl that is a and is wit every1.idk if hes only wit her 4 or wat