Biography: Sammy Hagar” traces Hagar’s path to fame, beginning as a poverty-stricken child, to the lead singer of the band Montrose, to launching a successful solo career, and ultimately joining Van Halen. The special explores how Hagar helped Van Halen get their first ever number one hit, uncovers what led a band that was on the top of world to suddenly split apart, and how Hagar has continued to leave his mark on the hard rock genre.