When John Mellencamp plays the Hollywood Bowl tonight, he'll be flanked by a guitarist who's been by his side for nearly a half century. Mike Wanchic tells Austin Cross why this tour is unlike anything they've ever done before.

<p>When John Mellencamp plays the Hollywood Bowl tonight, he'll be flanked by a guitarist who's been by his side for nearly a half century. Mike Wanchic tells Austin Cross why this tour is unlike anything they've ever done before.</p>