The song "She Wasn't Last Night" by Jesse Powell tells the story of a man who discovers that his girlfriend cheated on him while he was away. The lyrics describe how the man finds out about his girlfriend's infidelity and how he confronts her about it. In the song, the narrator finds out that his girlfriend was fooling around with someone else while he was out. He expresses his disbelief and anger towards her actions, as he never expected her to cheat on him. The narrator feels betrayed that his girlfriend let someone else into their bed and played with his emotions. However, the song also addresses the narrator's response to the situation. He mentions that although he understands why he feels angry, he believes that the responsibility lies solely with his girlfriend and not with him or the person she cheated with. He refuses to take the blame for her actions and views it as her own game. The narrator also criticizes the actions of the listener, who may be the cheating girlfriend's current partner. He suggests that if the listener had done more to satisfy her, she might not have sought comfort elsewhere. The narrator implies that the listener's loss is his gain, as he is now with the cheating girlfriend. Overall, "She Wasn't Last Night" explores themes of betrayal, anger, and personal responsibility. The song portrays the aftermath of infidelity and the emotions that arise from such a situation.