08/10/2014 12:26 BST | Updated 08/10/2014 12:59 BST

When Pranks Backfire: A Compilation Of Instant Karma And Epic Fails

Call it karma, call it 'just not thinking things through' - either way, Fail Army's collection of pranks going horribly wrong is a compilation that's likely to induce plenty of giggles and/or Schadenfreude.

Over to you, John...