Go to diynetwork.com (Do It Yourself Network).
Knitty Gritty is a TV show produced by them.
You can click on tgheir TV schedule and find out all the details for Knitty Gritty. I just started TIVO'ing them and have watched 2 so far. The other day they had Sally Melville on which I was happy to watch as I had recently purchased two of her books.