If you are reading this while you're bored at work (and have a fairly understanding boss) this is the blog post for you! Office life can get pretty humdrum and monotonous, so it's good to shake things up once in a while. We don't mean getting out and about for a walk in the park during your lunch break, or exercising while at your desk, though, because that's a pretty boring way of adding some spice to your working week. What we're talking about is a lot more fun than that! How about playing some evil pranks on your unsuspecting colleagues? Take a look at these 14 hilarious jokes for some inspiration!