Nation TobyKeith, the chihuahua, is ‘back on his throne’ as the world’s oldest living dog October 13, 2022Mike Snider, USA TODAYComments Off on TobyKeith, the chihuahua, is ‘back on his throne’ as the world’s oldest living dog TobyKeith, a 21-year-old chihuahua from Florida, is once again the world's oldest living dog, according to Guinness World Records.
