Mac OS X status bar "now playing" for Spotify. Lives in the menu bar and doesn't bother you.

For long titles, the text will scroll back and forth to reveal the whole song title.

Download the latest release here (Menify 1.3)

After opening the .dmg and dragging it to Applications, when trying to open the app you will be presented with a popup saying it's from an unidentified developer. Go to System Preferences > Security & Privacy and press "Open Anyway" next to "App Store and identified developers".