So, after watching S4E08 - The Mountain and the Viper - I got to wondering. Is there any episode of Game of Thrones where nobody dies? I've watched every episode so far (and read all the books), but I can't think of one, and I wasn't able to find an episode-by-episode death count.

I'd like to be able to rewatch an episode and, after watching, feel like:

In case it wasn't clear, I'm discussing the TV series, not the books. Please be respectful and use spoiler tags when talking about key events.