Randi Zuckerberg, older sister to Facebook CEO Mark Zuckerberg and former marketing director-turned-reality TV producer, let a tender Zuckerberg family moment shared between friends slip out into the Internet at large over the Christmas holiday. The reason for the so-called privacy breach? Some overlapping privacy settings that made the photo show up in the wrong person's news feed.

The photo showed the Zuckerberg family reacting to Facebook's new Poke app that allows users to send self-destructing photos and videos to their Facebook friends. (A feature that may or may not enable some potentially dangerous sexting, depending on how much you trust Facebook with your photos, which, at this point, should be not at all.) The photo showed up on Viz Media employee Callie Schwietzer's news feed, where she assumed it was public. As it turns out, it popped up via that always-tricky third party tag: a third Zuckerberg was friends with Schwietzer and was also tagged in the photo.

Anyhow, after the two got to the bottom of the social media faux pas, which has now been shared far and wide across the Internet, Randi Zuckerberg finally got the point of her little brother's new poking app:

And sometime in 2013, we can apparently expect a Bravo show on the topic of online etiquette:

[Buzzfeed]
[Gawker]