"The Boys Are Back in Town" by Atreyu is a cover of the classic rock hit by Thin Lizzy, and it tells the story of a group of men who have been away for some time and have now returned to their hometown. The main theme of the song is a celebration of their return and the reunion of old friends, with the lyrics describing the excitement and anticipation of their arrival. The song highlights the wild and rebellious nature of the town's inhabitants, with references to drinking, partying, and even fighting. The chorus, "The boys are back in town," serves as a sort of rallying cry for the group, reminding everyone of their presence and reigniting the sense of camaraderie and brotherhood that existed before they left. Overall, the song seems to capture the spirit of youthful exuberance and the feeling of invincibility that comes with being part of a tight-knit group of friends.