During his solo career, Hagar has had a number of backing bands. Many played with him on a regular basis as more than just guest musicians. Generally these musicians also record most of the backing vocals for Hagar's albums. The most notable and longest standing group of Hagar's is called The Waboritas who were founded in 1997 for the "Marching to Mars Tour". Also, time spent in Van Halen interrupted Hagar's solo career; it was on hiatus from 1985 to 1996 other than small returns to studio work in 1987 and 1993. When Hagar went on tour with Van Halen in 2004, the band were paid to be held on reserve for Hagar after the tour, despite the band going into a temporary hiatus for the duration