What Is Groundhog Day? Strike up the music; the band has begun. The Pennsylvania Polka! We’re only a few days away from everyone’s favorite holiday that reminds you of Bill Murray. That’s right, this and every February 2, it’s Groundhog Day. But aside from watching a fantastic film about a modern existential crisis, just what the hell are we doing on this day? For that we turn to the Internet’s best teacher, C.G.P Grey, a man with the Explainer chops to set everyone straight. Watch … and learn! </noscript> Eh, if it doesn’t have Brian Doyle Murray, it can’t be trusted. Okay, okay, seems legit. PREVIOUSLY FROM C.G.P. GREY: • 10 Common Misconceptions Debunked • It’s [Not] the End of the World As We Know It • A Brief History of Santa Claus • The United Kingdom Explained • Daylight Saving Time Explained • So You Think You Know How Many Continents There Are? Think Again. • Copyright Law Explained • Coffee: The Greatest Addiction Ever