MySpace is one of the biggest social networking sites, most popular in USA and Canada. Users can customize their profiles with MySpace's profile editor, or can use skins made by others. It's also possible to add photos, music or video files as well as apps such as games, surveys, online utilities and more. In order to keep privacy, the users can block access to their profile from people who are not on their list, or they can leave the profile as visible to everyone. MySpace is very popular among musicians and performers. Many celebrities have their profiles there, and can advertise their records or inform fans about upcoming concerts and events. MySpaceMusic feature allows the users to listen to songs, create and share playlists, and discover new artists, similar to the ones they already like.