Blakeemail is right - If you go to the Daughtry website there is a video where Chris explains that its about a guy trying to run away from his problems, so he gets in his car and goes, but then he pulls over on the shoulder of a road and wonders whether thats actually a good idea, then when he reaches the tennessee line he realises that his problems are just going to follow him and that he needs to confront them - so he turns back around.
Blakeemail is right - If you go to the Daughtry website there is a video where Chris explains that its about a guy trying to run away from his problems, so he gets in his car and goes, but then he pulls over on the shoulder of a road and wonders whether thats actually a good idea, then when he reaches the tennessee line he realises that his problems are just going to follow him and that he needs to confront them - so he turns back around.