This dog, cat and rat make friendship as easy as one, two, three! They're referred to as "The Rat Pack," which is made up of Sasha the dog, Jack the cat and Tweaks the rat. These three unlikely friends are shaking up the animal kingdom when it comes to who gets along with whom! Sasha, Jack and Tweaks love to cuddle and have proven to be much happier together! InsideEdition.com's Keleigh Nealon (https://twitter.com/KeleighNealon) has more.