Sammy Hagar performs on August 26th, 2013 during “Four Decades of Rock Tour” at DTE Energy Music Theatre in Clarkston, Michigan – photos by Chris Schwegler

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13

Sammy Hagar @ Four Decades of Rock Tour, DTE Energy Music Theatre, Clarkston, MI - 08-26-13