To get someone out of one's hair

To get someone out of one's hair - to cause someone to stop annoying oneself.

Example - "What do I have to do to get this guy out of my hair?"
                  "Will you get out of my hair?!"

Image - http://pas-wordpress-media.s3.amazonaws.com/wp-content/uploads/2013/07/Pulling-Out-Hair-1024x602.jpg