For example, if your partner said they would go to the movies with you, but now they’re not in the mood, you might sing a song, dance with them, make them laugh. Now they want to go to the movies, and you have a great time.
In a different situation, a person might suspect that they’re about to hear a difficult subject come up in conversation. They put on your favorite song and cook you a good meal, and suddenly you don’t feel like talking about anything serious.