Click the green flag, and try to estimate how many jelly beans are being added into the jar. When it asks you how many there are, type in your guess. It will tell you how close you were to the real answer. (There can be anywhere from 100 - 300 jelly beans.)
The music is called Vicious, and I downloaded it from Incompetech.com. Check it out, they're pretty cool! I just became a Scratcher, so High Scores have been implemented! My record is 3 jelly beans off. Try to see if you can beat it!