This very clever, pretty-haired lady made an awesome knotted headband from simple crochet chain stitch! Look!
She has
an excellent tutorial you should check out. In fact, she has quite a few! I'm going to see if I can make one like this as well. (It's an excellent excuse to purchase a hot glue gun, yes?)
Are you going to make one too?
Good one, Cami, I think you started a trend.