Press A to activate Auto mode. Auto mode is an function that makes the cats march without touching it with your cursor. Touch the Cats with your cursor to make them march (Unless you activated Auto mode). Press R to clear all the messy cats. -- How do the Red lines work? Well, Red lines (In the background) are actually drawn from Pen Extension. They work as Cat paths, such as the line, They're just lines for the cat, and makes something named Back and forth. Back and forth are Clone functions on a line, when one is tilted to go right, while the other is tilted to go left. Press S key to switch to another Chain. 1 = Line 2 = Rotated rectangle infinity symbol 3 = Square This notes the numbers aside the Chain Shapes from the Notes and Credits.
Chain Shapes Line - 1 Rotated rectangle infinity symbol - 2 Square - 3