"Cheatin' on Me" is a song performed by Julie London, released in 1958. The lyrics depict a narrative of betrayal and heartbreak in a romantic relationship. The song conveys the disappointment and shock the narrator experiences upon discovering that their partner has been unfaithful. The opening lines express the disbelief and disillusionment towards their partner's actions, as the narrator believed their love was strong and built on trust. They had never anticipated that their partner would commit infidelity. The chorus emphasizes the narrator's hurt and anger, highlighting the idea that love should be a fair and honest game. They assert that their partner is not the type of person who can play fair and adhere to the rules of love. Despite the pain caused by the betrayal, the narrator hints at the possibility of forgiveness. They suggest that their partner will eventually regret their actions and apologizes for the hurt they caused. The repetition of the line "Some day you're gonna be sorry because you cheated on me" reinforces the idea that their partner will face consequences for their infidelity. Overall, "Cheatin' on Me" explores themes of trust, betrayal, and the emotional aftermath of an affair. It reflects the emotions and turmoil experienced by the narrator in response to their partner's act of unfaithfulness.