Katy Perry Called Justin Trudeau The “Love Of [Her] Life” After Almost A Year Of Dating  BuzzFeedJustin Trudeau and Katy Perry take their romance to the red carpet  CBCKaty Perry and Justin Trudeau look smitten at Tribeca Festival premiere  USA TodayKaty Perry and Justin Trudeau pack on the PDA in affectionate red carpet debut at Tribeca Festival  Fox NewsKaty Perry and Justin Trudeau Make Their Red Carpet Debut, Plus Tina Fey and More  People.com