A: Ground-dog Day!
Q: What would you get if you crossed Groundhog Day with a Christmas drink?
A: Ground Nog Day!
Q: Why was the groundhog depressed about his den?
A: He was having a bad lair day!
Q: Where do sick groundhogs go?
A: To the hogpital
Q: What do you call a groundhog that is adopted from the Humane Society?
A: A poundhog
Q: What do you call a groundhog who eats too much?
A: A roundhog
Q: What do you call a royal groundhog?
A: A crowned hog