Justin Trudeau three half-siblings, Kyle and Alicia, from his mother's remarriage to Fried Kemper, and Sarah, from his father's relationship with Deborah Coyne. Trudeau lived at 24 Sussex Drive, Ottawa, the official residence of Canada's prime minister, from his birth until his father's government was defeated in the federal election on May 22, 1979. The Trudeaus were expected to move into the residence of the Leader of the Official Opposition, Stornoway, at 541 Acacia Avenue in Rockcliffe Park, but because of flooding in the basement, prime minister Joe Clark offered them Harrington Lake, the prime minister's official country retreat in Gatineau Park,
Prime Ministerial Limousine G20 summit in Brisbane, and were later commissioned as the official prime ministerial fleet. The limousine, manufactured in Germany, has undergone extensive mechanical and protection-based modifications including armour and bulletproofing. The prime ministerial state car and a supporting armoured BMW X5 is administered by COMCAR, a division of the Australian Government's Department of Finance, and driven by trained officers of the Australian Federal Police. The vehicle has the same visual appearance as a regular BMW 7 Series, however, it has been subject to extensive modifications. The limousine has been fitted with bullet-proofed doors, windows as well as armour on the