So the end slice of a loaf is (according to you weirdos) - the knobby, knobby end, knob end, nobbly, knobbler, norbert, doormat, topper, nut end, noggie, noggin, ender, crust, butt, outsider, tush, doorstep, bumper, healie, nub, bum, bum end, knocker [all wrong] or heel [correct]