During the Microsoft Surface tablet launch, Microsoft accidentally revealed the new Sky drive and Sports app icons.
(http://i45.tinypic.com/2mmva6g.jpg)
New Icons on the just announced Microsoft Surface
As you can see in the above image, Skydrive, Sports and the Windows App Store has new icons.
Windows 8 is presently in Pre-RTM stage and is expected to be finalized sometime in September.