From dictionary.com:
yarn:
noun
thread made of natural or synthetic fibers and used for knitting and weaving.
a continuous strand or thread made from glass, metal, plastic, etc.
the thread, in the form of a loosely twisted aggregate of fibers, as of hemp, of which rope is made (rope yarn).
a tale, especially a long story of adventure or incredible happenings
He spun a yarn that outdid any I had ever heard.
Hopefully you're going to spin us all a few incredible yarns, clo, as per definition 4 above.