BrowseFriend.com lets you search for friend and people from various sites like: Facebook, Twitter, Linkedin, Myspace, Friendster, Foursquare, Google Plus, Hi5, Koprol, Flickr, Orkut and many others. site : http://www.browsefriend.com Thank You.
Ok then here's a toast to what you have said, and here I was assuming that Google was the only friend to all.