Social Networking Sites have gained popularity in recent years and opened new horizon of communication. These networks are not bounded by time and space as one can freely communicate at anytime from anywhere, it also enables people to form new relationships. Social networking also facilitates its members to communicate any kind of information with the liberty of quantity and security. People keep in touch with each other through an interactive process, which is not available in a face-to-face environment. Young generation is major user of social networking sites. It is the most favorite and popular topic being talked about by the youth. There are many students all over the world always log in to their accounts on different social networks as a routine matter. It would shocking figure if you count young adults logged in a single day. It would be millions of young adults logging in social networking sites. Here the question arises why million of adults are interested on these sites? This study assessed the Usage of Social Networking Sites: Interpersonal Communication Motives of Youth.