All-Star Western #1 has arrived and it's a damned good read. But don't take my word for it, read the glowing review of it found here at Nerdy Things.
(And, speaking as a consumer, this morning I went to my favorite comics shop in Manhattan to pick up a copy of the book, and I was pleased to see that after I bought mine, only three copies remained on the shelf. It was barely just after 10 am. Let that speak for itself.)