The Celtics play in Toronto on Christmas Day. Kanter wants to go. And he’s planning to reach out to a certain Canadian politician for some help. “I have a phone conversation with Justin Trudeau,” Kanter said. “So, that’s gonna be very exciting.” Yes, that Justin Trudeau. The prime Minster of Canada. “So, I’m literally gonna ask, like, ‘Hey, I’m coming to your country. Is it OK for me to come?’ ”