Press space. You can choose keys, which uses keys to control You can choose not controlled, which makes the heart go in a random direction You can choose mouse, and then the heart will follow your mouse To make the layers get messed up, press r
Surprisingly, this project only takes cloning, not pen or stamping You will probably need a good computer to make it look good, and not be laggy. Thanks to ecker00 for the idea of a pen project, where pen fades, even though I think the way I did fading is easier. Check out my other valentines day project at http://scratch.mit.edu/projects/48032026/#player