Credit: Video Still

Grey's Anatomy Season 9 hasn't been the lightest and fluffiest of seasons, but it looks like Meredith's (Ellen Pompeo) pregnancy hormones will provide plenty of laughs during Season 9, Episode 12: "Walking on a Dream."

In this sneak peek of the episode, Mer goes from horny to sobbing to angry over the course of a minute and a half, and it's pretty darn hilarious.

Check it out!

Credit: TV Guide Photo: Grey's Anatomy Season 9, Episode 12 Sneak Peek: Meredith's "Stupid Hormones" (VIDEO)