Description: This is a prank program that will cause a faux blue screen of death to pop up about every 30 seconds.
Download link: Download the Blue Screen of Death.exe
To exit the program; open up the task manager, then click on the processes tab next to the applications tab at the top of the task manager. Then locate the process name of the prank program you initiated and right click it. On the mini-menu that pops up, click "end process".
(Disclaimer for all prank programs: None of these programs are viruses, although some of them may be created to act like them. These are created for the pure purpose of fun, so these are okay for a practical trick, but not for getting revenge on an enemy or trying to get a new computer)