text: does anybody know who sings over and over again?   artist:  nelly  song : over and over   (f/ tim mcgraw)  cause it's all in my head i think about it over and over again and i can't keep picturing you with him and it hurts so bad yeah, cause it's all in my head i think about it over and over again i replay it over and over again and i can't take it i can't shake it, no  i can't wait to see you wanna see if you still got that look in your eye that one you had for me before we said our goodbyes and it's a shame that we gotta spend our time being mad about the same things over and over again about the same thing over and over again  oh but i think she's leaving on and she's leaving here and i don't know what else to do (can't go on not loving you)  cause it's all in my head i think about it over and over again and i can't keep picturing you with him and it hurts so bad yeah, cause it's all in my head i think about it over and over again i replay it over and over again and i can't take it i can't shake it, no  i remember the day you left i remember the last breath you took right in front of me when you said that you would leave i was too damn stubborn to try to stop you or say anything but i see clearly now and this choice i made keeps playing in my head over and over again it play in my head over and over again  oh but i think she's leaving on and she's leaving here and i don't know what else to do (can't go on not loving you)  cause it's all in my head i think about it over and over again and i can't keep picturing you with him and it hurts so bad yeah, cause it's all in my head i think about it over and over again i replay it over and over again and i can't take it i can't shake it, no  now that i realize that i'm going down from all this pain you put me through everytime i close my eyes i like it down oh, i can't go on not loving you  cause it's all in my head i think about it over and over again and i can't keep picturing you with him and it hurts so bad yeah, cause it's all in my head i think about it over and over again i replay it over and over again and i can't take it i can't shake it, no  cause it's all in my head i think about it over and over again and i can't keep picturing you with him and it hurts so bad yeah, cause it's all in my head i think about it over and over again i replay it over and over again and i can't take it i can't shake it, no