Whether it was just hot n’ cold small talk or the beginning of a romance, a rendezvous for dinner between newly single singer Katy Perry and former Canadian Prime Minister Justin Trudeau got the rumor mills churning.

Justin Trudeau was spotted at Katy Perry's Lifetimes Tour at Montreal's Bell Centre on Wednesday, July 30. Trudeau, 53, was seen in the crowd wearing a casual t-shirt as he smiled while watching the singer's performance.