Sammy Hagar has opened up about his thoughts on Van Halen’s original frontman, David Lee Roth, saying he ultimately has “no problem” with the hard-rock mainstay.At the end of October, Hagar kicked off a six-date residency at Las Vegas haunt The STRAT, with a set of performances billed as ‘Sammy Hagar And Friends’ set to run until November 13.