IS MY BOYFRIEND CHEATING ON ME HELP GUYS AND GIRLS I REALLY NEED HELP! WHAT SHOULD I DO WITH HIM!!!!!!!!!!!!!!?

So i've been dating this guy for like a month. me and him would always goout to the movies and other places. he would always tell me he liked me and cared so much about me and that i was always on his mind He would always call me and txt me 24/7 none stop! every morning he would say goodmorning to me every night goodnight i love you and stuff like that . so his a football player so sometimes he goes out of town everytime he would goout of town to play he would call me we would talk for like 2 or 3 hours til he would get to that town where he was going to play at . everytime he would make a touchdown he would txt me saying babe i made a touch down n stuff. okay so a week ago me and him got in a fight because this guy from myspace a dont even know called me babe he saw he broke up with me i told him it was'nt my fault that the dude had called me that and that i had deleted him but he was like yeah but your letting guys call you babe thats like your nickname im your bf i should be the only one to call you that since those guys are calling you babe what do i suppost to call you than . i told him im sorry to plz forgive me that i like him n stuff eventhough it wasnt my fault he forgived me gave me a chance but now his not the same he told call me or txt me at all i called him n told him wut was up with him why hasnt he been txting and calling me like before he was like chillout ive been busy so he calls me that night and he doesnt even talk to me the only thing i hear is him txting and laughing i told him did u call me to talk to me or to be txting and not talking to me at all his like ight call u tommorow i hanged up on him he never called me 5 days ped and yesterday he txt me saying hey wdf i was like whats up he didnt txt me back why is he acting like this is he playing games with me or what