Step 1:Look at the username of the person above you
Step 2: Now close your eyes
Step 3.:Type the name with your eyes closed
Step 4:Open your eyes .... Smile if you get it correct...Smile at the funny / meaningless name you have written if you get it incorrect.
Step 5:Click submit
Do Not :
1. Copy paste.
2. Ask someone else to type.
3. Correct / edit the name after you open your eyes.