O CANADA 🎶🎤🇨🇦 — fans in Hamilton belt out the national anthem as Canadian Mackenzie Hughes enters the arena hole https://t.co/FNj6VUh6qQ https://video.twimg.com/amplify_video/1797375909390893056/vid/avc1/1920x1080/r001XgQYI_b4UvMm.mp4?tag=16