Space to get a person, then flick upwards to make him disappear. Do up, right, then left to make a bunny appear, then down to make it go away again.
MAJOR credit to @ultragamer52 for the motion recognition script. PROJECT: http://scratch.mit.edu/projects/23473364/ Sometimes it glitches and after clicking the green flag, you get a rainbow trail on your mouse. Just click to get rid of that.