Here is a funny trick which you will find amazing and frighten your friend with this prank.
1)Download Fake delete.zip and unzip the files.
2)Now open the folder and open the file fakedel.exe. You can see that the deleting seems so realistic. But this is just fake and nothing happens to your computer.
3)Now rename this file with xyz.exe and paste this file on your friend’s desktop or Email it to him/her with some interesting message so that he/she will curiously open the file.
To Stop Fakedel.exe go to Taskbar > TaskManager > fakedel.exe > End Process