That’s right this little lump of plastic will allow you to do just that!
Unfortunately they want a ridiculous amount to post it over to these shores but luckily where there’s a will there’s an Ebay seller. I’ve ordered one for some 2 player GH3 goodness and to be able to just buy Rock Band without all those over priced accessories and play the guitar sections 🙂
I’ve been experimenting with Windows Media Center Vista plugins and this one is great, it allows you to set recordings from the web and even has a decent layout for viewing on a Windows Mobile device. I’ve also added a couple of other Media Center plugins and essentials to the links.