Yes. They started playing as a family band in the 1960's. Their band was called Mammoth. They got their big break in 1974. They got their first gig at a place called Gazzarri's on the Sunset Strip.
The Van Halen group is actually more of a friend band that started during the artists' youth when they started a band and began to secretly form their group. The group officially formed in Pasadena, California in 1972.