Trick is to have old enough cars that you can just slot the radio out and install one of your choosing. Better than having to buy a tape recorder to copy things to tape for the car.
We just have a singalong. We invent songs from musicals that don't exist but really, really should, like
Sharknado: the Musical which feature such epics as
Let's Give Thanks to the Elasmobranchs. We made the sharks the heros. Well, people dressed as sharks, the American Humane society monitors such things.
I will accept off-Broadway offers.