Fat Aunt Cathy

Fat Aunt Cathy (Full Name: Catherine Amelia Anderson) is a minor supporting character in Ashtonimations' Caillou Gets Grounded Show. She is known for being Boris' older sister, as well as Caillou and Rosie's aunt.

Appearances

 * S3E7: Caillou Ruins The Family Reunion
 * S3E8: Caillou Gets A Job At The Post Office
 * S3E14: Caillou's Christmas Adventure

Other Appearances

 * Boris' Story: Chapter 1/32

Trivia

 * Believe it or not, Cathy herself is the person who came up with the nickname "Fat Aunt Cathy".
 * Fat Aunt Cathy was originally supposed to be a one-time character, but Ashton loved how the character turned out so much, that he decided to bring her back in future episodes.