Zynga, Inc., creators of the popular Words With Friends game, has sued Bag With Friends, Inc., developers of an application that facilitates “hook-ups” between Facebook Friends,  The 21 page Complaint, filed July 30, 2013, alleges infringement of regisrered trademarks, infringement of unregistered trademarks, false designation of origin, dilution, state trademark infringment, common law trademark infrignement, and common law passing off and unfair competition.