[JerzeeGirl]

Originally Posted by dionfan

You could always do the old "Flip the Monitor Display" prank.

http://www.ehow.com/how_2169927_flip...r-display.html

Seriously one of the best pranks - simply cuz not many people (even in IT) know how to fix it without using a mouse and clicking....and reading upside down or sideways isn't always easy. LOL We did this at work and just waited for the freak out to follow, very enjoyable minute of sabotage.