If you look to the left of your screen and click Private Messages it will take you to another screen. On that screen will be a tab for Friends and for Messages. If you select the friends tab and put in a knotties user name in the search bar, it will let you add them as a friend.
bbyckes, just so you know, you don't exist...or something like that. Do you have your settings set where you can't be found, private, etc. ? HTH!

I wonder if Prince William and Kate are registered at Target?