Sly and Gobbo 's cousins , Sneaky and Stealth , are introduced and usually work alongside them .
The series features much more detailed faces for Big Ears and Mr. Plod , a new wardrobe for Tessie Bear , and incorporates Whizz as a full - time character .
Sly and Gobbo 's cousins , Sneaky and Stealth , are introduced and usually work alongside Big Ears .
The series features much more detailed faces for Big Ears and Mr. Plod , a new wardrobe for Tessie Bear , and incorporates Whizz as a full - time character .