Who was a member in more bands, Dave Williams or Gary Cherone? 
Dave Williams (singer): David Wayne Williams (February 29, 1972 – August 14, 2002) was an American vocalist best known as the lead singer for the heavy metal band Drowning Pool. Gary Cherone:  He is best known for his work as the lead vocalist of the Boston rock group Extreme, as well as his short stint as the lead vocalist for Van Halen on their 11th album "Van Halen III" and subsequent tour.
i don't know