Katy Perry and Justin Trudeau went for a stroll at Montreal's Mount Royal Park before grabbing dinner on Monday, July 28. Later that night, TMZ reported, they got drinks at Taverne Atlantic in the Canadian city.

If you were at the Katy Perry concert in Montreal, there's a chance you heard former Prime Minister Justin Trudeau "Roar" among the crowd.

Justin Trudeau and pop star Katy Perry have sent tongues wagging after the two dropped by a Montreal restaurant for a meal this week. A communications consultant for Le Violon confirmed Tuesday that the former prime minister and “Teenage Dream” singer spent about two hours at the fine-dining spot Monday evening,