Changing email signatures is always a winner, especially when someone is about to send out a load of emails.

Our favourite was to change “Permanent Way Engineer” to “Permanently GAY Engineer” and see how long it took for the poor chap to notice, sometimes it was days 😆

Try putting a condom on someones car exhaust. Make sure it’s on tightly & stuff the end inside so they can’t see it when they get in & when they start the engine, it’ll inflate to about 4 feet long before exploding! Looks great & there’s usually not much left when they get out to find out what the hell just happened 🙂

To get a colleague back after he had pranked me, I decided to fill his umbrella up with the contents of a hole punch every day for weeks, I then left the job, but a couple of months later he got in touch to say that the Commander of the Malaysian Navy (was working at Yarrow Ship Builders) had borrowed the umbrella, and had been snowed on in front of other high ranking Naval officers, he apparently saw the funny side though.
While working at YSL, it was common for colleagues to bring in cakes and donuts, but I also used to have a bottle of Daves Insanity sauce, which was used to lace the confectionery.

One I forgot: someone who will remain nameless on the newsdesk of a magazine I worked on years ago put an ad in Exchange and Mart offering a huge number of grot mags and videos free of charge to anyone who could collect. The number given was that of the editor. Cue three weeks’ worth of calls from grubby gentlemen asking about ‘literature’ and ‘videos’ in invisible inverted commas.

Create some entries in the hosts file on PC so when they attempt to go to google, facebook, company website or whatever they get redirected to porn sites.

Create some entries in the hosts file on PC so when they attempt to go to google, facebook, company website or whatever they get redirected to porn sites.

We’re talking light hearted japes, not getting people sacked.

another favourite is to swap a few keys on folk’s keyboards

also do any spare keyboards just in case they notice and just change the keyboard