Credit: Richard Cartwright/ABC Television Group © 2011 Disney Photo: April on Grey's Anatomy September 29, 2011

The Grey's Anatomy Season 8 premiere airs tonight, Thursday, September 22, at 9/8c. Sadly, that is still hours from now, but you can look into the future one last time with this new sneak peek. so feast your eyes on this scene from tonight, where April Kepner (Sarah Drew) makes a big mistake.

Don't forgot: You can watch the other premiere sneak peeks — which are full of MerDer angst, medical drama, and even a few laughs — here. And for more on tonight's episodes check out our 8 Hints About the Premiere, and Spoilers Round Up.

Credit: Hulu Photo: Watch! Grey's Anatomy Season 8 Premiere Sneak Peek: April's Big Mistake