*Make sure you have Wine installed  http://www.winehq.org/download/ubuntu

*Dowload Spotify for Windows from http://www.spotify.com/us/download/windows/

*Open the downloaded “Spotify Installer.exe” to install Spotify through Wine

*Now open a console and run the following command (this step is to solve Spotify crash issue - reference  http://getsatisfaction.com/spotify/topics/spotify_crashes_at_start_on_ubuntu_11_04_with_wine)

*winetricks winhttp

*Now in your Desktop click on the Spotify launch icon to launch Spotify

*Login with your Spotify account and enjoy free Music