Because everything sucks.
The sole purpose is to make fangirls wet therefore bringing in the money for them.
Every single person after my post is going to say, because the success of Twighlight.
Which is true.
There's Twilight, True Blood, Vampire Diaries, The Gates, BBC Being Human, Being Human american remake. How much more vampire stuff can they watch?
Nobody mentioned Moonlight? What the ****? Best vampire show since Forever Knight.