dogs 101: top facts about the chihuahua nadia March 5, 2018 chihuahua facts, chihuahua videos trivia time: a female chihuahua was the mascot of which of these chains from 1997 to 2000? taco bell burger king pizza hut what do you think, give it your best guess! the answer is at the end of the video! Follow Famous Chihuahua on Istagram share this on social media!