World's Biggest Cat

1. Snowball the Giant Nuclear Mutant Cat

  Snowball gained Internet notoriety in 2001 when emails circulated around the world, saying that the 87-pound cat is a mutant cat found in abandoned nuclear research facility run by the Atomic Energy of Canada

 

2. Mischief, Britain’s Slimmer Pet of the Year

 3. Xu Jirong’s Chinese Fat Cat

 4. Leo, the World’s Longest Cat

 5. Sassy aka "Munchkin"

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