Justin Trudeau and Katy Perry recently sparked romance rumors after stepping out in Montréal, and a source tells PEOPLE they had an 'instant connection' and 'have a lot in common.'

Pop star Katy Perry and former Canadian Prime Minster Justin Trudeau sparked dating rumors after being seen with one another on several occasions in Montréal.

There's a new report about Katy Perry and Justin Trudeau. The two made headlines earlier this week for being photographed grabbing dinner together at a Montreal restaurant. The Canadian ex-prime minister was then seen singing along in the crowd at Katy's Lifetimes tour.