Gidget – made famous with the "Yo Quiero Taco Bell" campaign – passes away at 15

She charmed millions without ever saying a word, and managed to make fast food tacos adorable. Gidget, the Chihuahua best known for her Taco Bell ad campaign, died from a stroke on Tuesday night at age 15.

“She made so many people happy,” says Gidget’s trainer, Sue Chipperton. PEOPLE met both Gidget and Sue at a Hollywood animals photo shoot in February, where the pup was a consummate pro and delighted the crew with her playful nature.

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