Katy Perry’s 2025 “The Lifetimes Tour” is scheduled to take over Little Caesars Arena in Detroit, Michigan on Sunday, August 3.

Justin Trudeau turned up in the crowd at Katy Perry's July 30 Montreal show in support of her "Lifetimes" tour, two days after the pair grabbed dinner together in the same Canadian city on July 28.

Justin Trudeau attended Katy Perry’s Lifetimes Tour in Montreal, Canada on July 30. Trudeau also brought his daughter, Ella-Grace, to the concert.