The tour's name plays off the title of the song "Best of Both Worlds," on Van Halen's "5150" album from 1986 when Hagar ...

But with 1986's '5150' Van Halen proved they knew what they were doing when they hired Sammy Hagar, even if the result was a markedly different, more mature version of everybody's favorite party band.

Wilkening: “5150” is the most welcome return ... Hagar promised that he would go deep into the Van Halen catalog on this tour ...

When Van Halen were stuck without a vocalist, Eddie Van Halen started to tentatively put together a "great" supergroup, which he had long dreamed about.