Diddly-squat (dict)
From Twilight Heroes Wiki
diddly-squat
n. Read more Vonnegut. Seriously. Particularly Breakfast of Champions. But if you haven't read him before, don't start with that one, because it's the best and you want to save it. Start with Slaughterhouse Five or Cat's Cradle first to make sure you really get him first. Then read Breakfast of Champions.
