Sue did shed tears, then saluted her son, and the Scotiabank Arena crowd roared in approval and gave him a standing ovation as Nazem waved.
"I'm forever thankful to the fans for embracing me and treating me so well here in Toronto," Kadri said after the game, a 3-1 Colorado win. "I just always tried to give them everything I had.
"I had a lot of people in the building, family and friends, so it was special to share it with them."
NHL.com Independent Correspondent Dave McCarthy contributed to this report.