For the written pattern by Purpleiguana, check out the link below, and below that I have a second video showing how to alter this pattern into a more symmetrical crescent moon shape - ... ...
by Guidecentral English
by BAG-O-DAY CROCHET & MORE
by Fiber Spider
by Nidhi's CrochetART
by NotikaLand crochet and knitting
by jachelle stephanie