Draw a large vertical rectangle with slightly rounded corners for the body
Add a wavy line across the top edge for the sponge shape
Sketch two large circles near the top center for the eyes
Add smaller circles inside the eyes for the pupils
Draw a long rounded nose between and slightly below the eyes
Add a wide smiling mouth below the nose
Draw two front teeth hanging from the top of the mouth
Add cheek lines and small freckles around the mouth
Draw short curved lines above the eyes for eyebrows
Add a shirt collar and tie below the mouth
Draw a belt line across the lower body
Sketch square pants with straight sides under the shirt
Add thin legs extending from the bottom of the pants
Draw simple shoes at the end of each leg
Add arms extending from the sides of the body
Draw hands with four fingers on each arm
Add sponge holes of different sizes across the body
Outline the drawing with dark lines
Erase extra sketch lines
Color the body yellow
Color the eyes white with blue irises and black pupils
Color the shirt white, tie red, pants brown, socks white and blue, and shoes black