Sadly, the yarn I knit most of my Happy Sock samples in has been discontinued, which means I need to re-knit samples. This is not such a sad thing, though. It is a fun, fast sock to knit. While working on new samples of my Happy Sock pattern I stumbled upon a very happy thing. Most balls of 6-Ply sock yarn are 150 grams. There are a lot of leftovers. Not enough to make a second pair of socks (at least for my size 11 feet), but, there IS enough yarn to make a matching pair of mittens! Whee! I have chosen to make the sock pattern 3 sizes, which will…