SmashTunes is a very nice menu bar item that lets you control iTunes as well as Spotify. It displays information about the currently playing song as well and can also display artwork.
SmashTunes also makes your media keys work with iTunes and Spotify better.
Features:
- iTunes and Spotify control from the menu bar
- Song information in the menu bar
- Shortcut key support for all control functions
- Media key support (works around custom Spotify implementation)
- Song ratings
- Direct playlist selection (iTunes only)