Well, If You Insist
You are aware of the common belief that guys who can sing or play an instrument have a leg up on the competition when it comes to winning a woman’s affection. It’s true that having a musical talent or being a musical genius can make one very attractive and appealing to others.
But that isn’t exactly what this guy is up to in this situation. He basically cons the girl into asking him to take her home while she is singing along with his bizarre outburst and joining in on it. It’s pretty sleazy, but it might work every once in a while.