Looking to inject some fun and surprise into your workday? This quick office prank will have your colleagues jumping—using just a cup and a marker.
It's a harmless trick that's perfect for lightening the mood and sparking laughter around the office.
Follow these easy steps and watch the reactions unfold.

1. Grab a cup and a marker.
2. Flip the cup upside down.
3. Write your spooky message on the bottom.
4. Place it out and wait for your colleagues' reactions.
Your colleagues will be thrilled (and terrified) by the surprise—guaranteed laughs ahead! :-)