Katy Perry is living her best tour life alongside boyfriend Justin Trudeau 💖 The former Canadian Prime Minister, 54, joined the popstar, 41, for the German stop of her Lifetimes Tour - the pair sharing a sweet embrace in the streets of Stuttgart 😘 The couple continue to be just as crazy about each other as they were in the beginning 💕 📸 : #KatyPerry #JustinTrudeau #KatyandJustin