VOTE: Just DLC -- Is L4D2 a sequel or more like DLC?

http://www.youtube.com/watch?v=iV9pCPWGoCU Click the above link to watch Best Sequel of 2009: Friendly Fire S1E2! Friendly Fire: S1E3 (Voted: Left 4 Dead 2 = Left 4 Dead Expansion) Do you consider "L4D2" a true sequel or is it be better classified as an expansion? Vote now! You voted that L4D2 is merely DLC, just Matt and Rob. FOR MORE MACHINIMA GOTO: http://www.youtube.com/subscription_ce ...