Ever thought about doing something you shouldn't? Luckily, so have Dave Skinner and cartoonist Henry Paker, and their suggestions include: Don't arm wrestle a pirate . . .Don't trust anyone with a pixellated face . . .Don't play sudoku on acid . . .And don't go bowling with zombies101 hilarious ideas that will result in severe embarrassment, excruciating pain, or an untimely death, handily thought up and illustrated by someone else.