79 years old (Born on June 15, 1945)
Best known for his work with the 1970s Australian bands Ariel and Spectrum, this singer, songwriter, and multi-instrumentalist is particularly famous for his 1971 chart-topping song, "I'll Be Gone." He recorded over a dozen albums during the 1970s and early 1980s, including Milesago (with Spectrum) and Rock and Roll Scars (with Ariel).