When was the inventor of the wobble board born?
Wobble board: The wobble board is a musical instrument invented and popularized by the Australian musician and artist Rolf Harris, and is featured in his best-known song "Tie Me Kangaroo Down, Sport". Rolf Harris: Rolf Harris (born 30 March 1930) is an Australian entertainer whose career has encompassed work as a musician, singer-songwriter, composer, comedian, actor, painter and television personality.
(born 30 March 1930