First pets have been an American tradition since the founding of the republic. Did you know that George Washington kept over 50 German Schutzhunds at Mount Vernon. Or that Abraham Lincoln rode a griffin home after a long day of freeing the slaves? Or that Rutherford B. Hayes had a cat?

These days, however, it's all about dogs, and in honor of the arrival of the Obama's Portuguese Water Hound Bo over the weekend, we compiled the choicest Daily Show clips about beasts and the presidents who love them from the last 10 years.