A from me as well. Just finished up with it since I was up late and didn't wake up until midway through.
I think Spike evolved a bit here. He actually stood up to Rarity. When you have a strong crush on somepony, it's hard to tell that pony that she's doing something horrible. Spike did it.
And when he said, "I am so scared," I thought, "Spike, so is the audience!"