Kirby is a pink puffball with the ability to inhale enemies and copy their abilities. He is also known for his habit of spinning his head around. But why does Kirby's head spin? There are a few theories about why Kirby's head spins. One theory is that it is a way for him to clear his head. Kirby is a very curious creature, and he often takes in a lot of information. Spinning his head around may help him to process all of this information and come up with new ideas. A fanart Kirby sticker with Kirby Spinning Head.