Mom said we just celebrated Groundhog Day!  We said, “What?”!  How could a varmint like a groundhog have its own holiday?  Yes, they are kind of cute, but what possible contribution could they be making to the human world enough to have their own holiday?  We feel a National Dog Holiday needs to be created! Groundhog Day! What the heck! We asked Mom what this was all about and how it got started.  She said she wasn’t sure, but the groundhog is able to predict the length of the winter!!  Huh? We scoffed.  Have you seen the size of their brains?  We are not buying that lie. We told Mom,…