I had just lost my dad and I remembered all the songs we used to go and hear at concerts, and the records around the house and sometimes we'd play together.
I try never to focus on the radio, just find great songs, find emotion and just write the best songs you can. I think when you get fixated on trying to do something too accurate, it becomes more washed out and less what you intended it to be. So I think each time the challenge for me is to try and r