Your just in the new Library, which is empty, you need to go back to the main Library. No big deal.
Originally Posted by jms16g
If your on a MAC, close Itunes (blue ball underneath is gone, closed), then go to open it, while the icon is bouncing hit and hold the Option button, a screen will pop up that says "choose a Library", select that. Then a new screen will come up with all the librarys you have (main one, called just Itunes), then yours, then your wifes) Choose the one that just says ITUNES.
On a PC im not so sure the steps but if you do a search on itunes libraries you should get it pretty quick!