In her fifth consecutive, and final Canadian Junior Curling Championships, Larouche and her team would represent Quebec at the 1999 Canadian Juniors. The team would finish round robin with a 9-2 second place record. She would go on to play Saskatchewan's Stefanie Miller in the semi-final, where they would come out ahead, winning 6-3. Larouche would get a rematch of the 1997, playing Nova Scotia's Meredith Doyle. Larouche would finally break through, winning 9-2 and the junior championship title. At the 1999 World Junior Curling Championships, Larouche and her team would win the bronze medal for Canada.