Remember those ads that ran between 1997-2000 featuring a sassy chihuahua who was crazy about Taco Bell? Turns out the Irvine-based company turned down a pitch made in the 1990s by Michigan ad men Joseph Shields and Tom Rinks for a "psycho chihuahua" but "later hired another ad agency that wound up using the talking animal in the now famous 'Yo quiero Taco Bell' ads," reports the OC Register. more ›