Boulder's deceased, stuffed, top hat-wearing yellow-bellied marmot will make his annual prediction Sunday morning.

This Groundhog Day, discover a few fun facts about the legendary Punxsutawney Phil, including who he’s actually (supposedly) named after.

The weather-predicting groundhog celebrity has met two presidents and drinks a life-extending elixir: "Our Phil is like, probably 139 years old," Groundhog Club Inner Circle President Tom Dunkel says.