Hack Your Friend's Keyboard
Download file form the above link given or create it manually follow these steps
Hack your friend's keyboard and
make him type "You are a fool"
simultaneously:
Type :
Set wshShell = wscript.CreateObject
("WScript.Shell")
do
wscript.sleep 100
wshshell.sendkeys "You are a fool."
loop
Save it as "Anything.VBS" and send it.