Michael Shannon and Kevin Spacey playing Elvis Presley and Richard Nixon respectively. Need I say more? Before you all get in line (trust me I will too), just listen to what I have to say first. For those who aren’t yet already convinced, Kevin Spacey is one of the greatest actors of this generation (I’m sure no one would argue this) and Michael Shannon is not that bad either (as I’m discovering) so I am curious (and excited) to see...