"Firework" singer Katy Perry just set a spark on social media as the pop star teased her sizzling romance with Canadian Prime Minister Justin Trudeau.

Since first sparking romance rumors during Katy Perry ’s tour stops in Montreal, the politician-pop star rom-com couple of the year have been on a whirlwind honeymoon tour of their own—stopping in San...

One slide featured a sweet couples selfie in a park, with Trudeau and Perry cuddling up cheek-to-cheek and smiling into the camera in coordinated jackets.