Integrating updates into a social-networking service

Embodiments of the present invention relate to systems, methods, and computer readable media for providing to a first user of a first social-networking site information associated with a second user of a second social-networking site, where the second user is not registered at the first social-networking site. In some embodiments, the first user registered at the first social-networking site requests information associated with the second user at the second social-networking site to be added to the presentation feed of the first user on the first social-networking site. After the first user is authenticated by a second social-networking site to receive information associated with the second user, the information associated with the second user is displayed to the first user on the first social-networking site.