Admit that it's not really your thing.

"I'm sorry," you tell her, "it was on the radio this morning, so I was jamming out a little, but it's honestly not really for me."

She smiles at you and replies, "Most guys would just say whatever they thought a girl wanted to hear. It's not really my thing, either, but it's fun. What kind of music do you like?"

This is it; the moment of truth. Now is your opportunity to impress this woman with your taste in musical styles. What's your favorite genre?