5150 is the seventh album by American hard rock band Van Halen, released in 1986. This was the first album recorded with new lead singer Sammy Hagar, who replaced David Lee Roth. It was named after Eddie Van Halen's home studio, 5150, which is a California police term for a mentally disturbed person (a reference to Section 5150 of the California Welfare and Institutions Code). The 5150 name has been used several times by Van Halen. It is the name of Eddie Van Halen's private studio, the name of a custom Frankenstein striped Kramer Pacer Special used by Eddie Van Read more on Last.fm.