You probably first got an idea of what was going to happen when Walder Frey said this:
Then the servant girl said this, and you KNEW.
ARYA STARK WAS ABOUT TO CROSS ANOTHER NAME OFF HER LIST.
People started drawing the obvious comparisons:
Including Broadway influences:
Or, you know, South Park:
Others noticed that the perpetrators of the Red Wedding all died the same way as their victims:
Some pointed out that the Stark reunion might be a little...intense.
And then there's the fact that Arya seems to have learned nothing about being a proper assassin, besides the face trick.
People wondered how she got back to Westeros so quickly, but this is a pretty good theory:
And of course, people had jokes.
All in all, it's been a pretty good season for House Stark.