Microsoft has finally unwrapped a beta of the long rumored Vista Media Center SideShow control gadget.  First spotted by Stuart, you can apply for the beta on Microsoft Connect and get started starting, but so far it looks pretty much like basic in terms of functionality.

The key component currently missing is Media Center Extender control, something we knew Microsoft has said it will be able to do.  Current features include the ability to browse the Guide and schedule recordings, list recorded TV and start playback, browse the music, picture and video libraries, and show “Now Playing” information.

Read more and see all the screenshots at The Media Center Blog.