Scribbles and Ink
Long, Ethan Two artists, two styles, and one book that may not be big enough for the both of them.
See, Ink (the mouse) likes things to be clean and precise. Scribbles (the cat) is the opposite. But while there should be plenty of room for each of them to make their art without getting in each others way, or on each others nerves, THEY CAN'T MANAGE THAT! And from there paint splatters, ink goops, pencils get broken and brushes go wild until... it's not...