The song "I Told You So" by Ernest Tubb tells the story of a person who warns their former love about the consequences of their actions. The narrator's ex-love finds a new partner who ends up causing them sadness and heartbreak, just as the narrator had foreseen. The narrator takes satisfaction in being able to say "I told you so" because they had experienced the same pain when their relationship ended. The lyrics express the narrator's empathy for their ex-love's current emotional state, as they remember the lonely nights they themselves went through. The narrator advises their former partner to remember them when they cry themselves to sleep, serving as a reminder of the warnings they had given long ago. The song conveys a sense of vindication for the narrator, as they witness their ex-love experiencing the same hardships. Their ex-partner realizes that they are reaping what they have sown, as someone else has deceived them in a similar manner. The narrator takes pleasure in being able to say "I told you so" because their ex-love had shown no mercy on their own heart in the past. Overall, "I Told You So" explores themes of regret, empathy, and vindication. The song serves as a cautionary tale about the importance of heeding advice and considering the consequences of one's actions in relationships.