Abstract: Squash and stretch is the first and most fundamental of the 12 principles of animation. Although, there is a lot of 3D animated short film in animation industry in Malaysia there are some 3D animation that lack of using the principle of squash and stretch especially in character movement and facial expression. The aim of this research is to study of fundamental and advantages of squash and stretch. This study will focus on explore ways to implicate the principle of squash and stretch in 3D animated short film. Therefore, this principle of squash and stretch will allows to distort a shape to properly convey the impression of the forces action upon it and give more animated character look more lively.