"They had this deal at the Father-Son where they asked you the most played song on your iPod, your dream foursome and there's one that you had to say how old you thought you were," he said. "I always feel 39. I feel like I'm getting older, but I still have that drive and that enthusiasm. Sure, I feel a little bit stiffer and it takes me a little bit longer to get going. But I still feel like I have enough power."