Here is the post is on this board,
http://www.quiltingboard.com/picture...de-t83930.html
here's a link to a pattern (not sure if it's the exact one she used, but it's the one I got).
http://thegypsyquilter.com/magicthreads.htm
I had to run out and buy it right after I saw the post, but of course it is in my 'to do eventually' pile ;-)