Music Pub is a great music player for your Mac.
Music Pub recall all the playlist you have in your iTunes Library.
Music Pub enables you to control almost every thing you can do with iTunes.
Even though  it's small Music Pub that provides comfortable interface with various function. Don't need a big iTunes window.
And it looks just like a glass of cool beer, Music Pub make you feel quenching your thirst.
Slake your music thirst with Music Pub.
One more thing~!!
Share with the world what you are listening to though your Twitter account
Features
1. Recalls playlist in your iTunes library.
2. Play, Pause, Play next or previous song. 
3. Volume control
4. Repeat, Shuffle
5. Progress bar, clicking or dragging will allow you to navigate in the song playing
6. Displays the Album artwork, artist, title
7. Rate a song, and this action will change rating in your iTunes library.
8. Displays lyrics
9. Tweet the music listening
10. Tweet automatically when condition is satisfied.
11.