He also played with Hepcat , which went on to become one of the biggest ska acts of the 1990s .
At 17 years old , Hillyard played with The Donkey Show , one of California 's pioneering ska bands .
Hillyard also played with Hepcat , which went on to become one of the biggest ska acts of the 1990s .
At 17 years old , Hillyard played with The Donkey Show , one of California 's pioneering ska bands .