Apple have finally pushed out the new iTunes, reaching version 11. The new iTunes comes with a good few design changes and you will be welcomed with the above screen to let you know where everything is now located. The new iTunes comes along with the redesigned and simplified version of the iTunes store. Now on iTunes is a nice mini player, allowing you to check out your playlist que nicely without having to have a full app and makes for easier movement around your screen. You should already have the update ready for download, if not just click the source link below to get iTunes 11.
Source: Apple.com