"I'm Doing Fine" by Colin Hay is a song about a person who unexpectedly receives a call from an old lover. The protagonist of the song initially feels confused and surprised by the call, but proceeds to engage in conversation with their ex. The ex asks about the protagonist's life and their current state of being, to which they respond that they are doing fine and that time keeps passing. The conversation takes a turn when the ex reveals that they called just to hear the sound of the protagonist's voice. The protagonist feels frustrated, as they believe their ex is playing games with them. They accuse their ex of being cruel and ask why they called. The ex admits to feeling lonely and asks about the protagonist's current love life. They mention that they are seeing someone new named Roy. Throughout the song, the protagonist struggles with their feelings for their ex and the confusion surrounding their sudden reappearance in their life. However, they ultimately realize that they are doing fine and that they have moved on from their past relationship. "I'm Doing Fine" is a bittersweet song about the complexities of love and the difficult process of moving on.