 Both Liberal MPPs, Chaviva Hošek and Mike Colle, served in the Ontario cabinet at one time or another.The longest-serving member for Oakwood was Tony Grande, who held the seat from 1975 to 1987.Tony Rizzo, elected in 1990, was forced to sit as an Independent MP for twenty months after it was disclosed that his construction firm had been charged with violating Ontario's labour code in 1989.