Sam Roy Hagar, known as the Red Rocker, is an American singer, songwriter, guitarist, entrepreneur, and philanthropist born October 13, 1947. He rose to prominence with hard rock band Montrose in the early 1970s before launching a successful solo career. Best known as Van Halen's lead singer from 1985-1996 and briefly in 2004-2005, helping them achieve their first No. 1 hit. He's also formed supergroups like Chickenfoot and continues touring with Sammy Hagar and The Circle.