When you get iTunes to play or import an audio CD, it gets the track names from a database on the internet called the CDDB. If the CD you have isn't on the database, you are given the opportunity to enter the track names yourself, and then publish them to the server, so that anyone else with the same CD won't have to type them in.
So I was amused when, putting in my Eurovision 2006 CD, the track name for the Spanish song wasn't quite right. It's supposed to be called "Bloody Mary", but this is what I saw: