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Check out this video posted to the St. Louis Blues' Twitter page.
Barclay is a yellow Labrador retriever was adopted by the team for the season. He will be raised by the front office team before training to become a service dog.
After the 18-month training, he will go on to his forever home.
But for now, he's keeping the hockey team fully entertained, despite interrupting practice a bit.
Here are more stories about adorable animals.