Why is mercurial, misfit songwriter Cass McCombs touring with country-punk icons the Meat Puppets? Because why not? That’s why. OK, that, and the two acts just released a new split seven-inch for Domino Records — also because, why not? Anyway, McCombs and the Meat Puppets play the Higher Ground Showcase Lounge on Thursday, October 30. You should probably go because … well, you know.