Check Dating Status On MySpace

You can track the dating status of people on your MySpace friends list, and presumably catch them on the rebound. It's the best way you can keep up to date with what your friends and crushes are up to on the relationship scene. When there’s a change in your friend’s status, you’re sent an email alert.
The service doesn’t log in as you - it simply sends out a bot to grab the status info from the Myspace profile pages.

There are two web service that provide this Myspace profile dating status checking for you.
SingleStat.us charges a one-time fee of $3.95 for notifications, while DatingAnyone is free.
SingleStat is a more lightweight service than DatingAnyone.