Move ur mouse pointer to the colour u want to use, then click on the space key and drag your mouse pointer around to see the colour line following u ;-; This project should be real laggy sometimes, so Imma tell u a trick (¬‿¬) ➡➡➡➡➡➡➡➡➡➡➡➡➡➡➡⬇ Turn on turbo mode.. How to turn on turbo mode: If u click [shift⬆] and the green flag at the same time, it will turn on turbo mode. How to turn OFF turbo mode: Basically the same.