The princesses want to go on with their sleepover activities, but they don't know where to start. So we get to discover what's their ultimate weapon of choice against such a problem: the famous "Sleepover Cap of Destiny"! What kind of power does it possess?
There's no tutorial on how to learn to do comics. First you need to learn how to draw, via observation and practice, then get to know the insides of comic booking. For this I recommend reading the Comics series by Scott McCloud: "Understanding Comics", "Reinventing Comics" and "Making Comics".