TV Show Calendar uses OAuth/OpenID to authenticate it's users. Simply put, you can use an account which you already have at one of the websites below to log in. When you click on any of these logo's you will be redirected to that respective website where you can safely and securely enter the necessary credentials.
Please note that some of the websites, like Aol or myOpenID, require a username to be entered because its part of the url to where we have to redirect you to (for example: http://openid.aol.com/USERNAME).
You don't have to go through a long and tedious signup or registration process, just log in using your OAuth/OpenID enabled account and start using the services of TV Show Calendar right away!