Making their senior Grand Prix debut, Crone/Poirier won silver at the 2008 Skate Canada and placed fourth at the 2008 Trophée Éric Bompard. After winning silver behind Tessa Virtue / Scott Moir at the 2009 Canadian Championships, they competed at the 2009 Four Continents Championships in Vancouver, placing fourth. They finished twelfth at the 2009 World Championships in Los Angeles, California.