What would Andrew Garfield write on Justin Timberlake's Facebook Wall? Find out and hear Garfield's personal stories about life on-set of one of the biggest movies of 2010 -- the pressure or working with an Aaron Sorkin script, the excitement of working on a story with universal themes of betrayal, power, competition and the loss of innocence, the unique experience of working with David Fincher, and what he didn't know about Facebook.<br /><br />Watch more at http://makingof.com/