"This Magic Moment" is clearly once in a lifetime for the surgeons of Seattle Grace. On next week's Grey's Anatomy, the doctors split into teams for a risky surgery involving conjoined twins.
Meanwhile, Bailey recruits Meredith to be a buffer between her and Ben, Richard teaches Alex a tough lesson, and Teddy questions Cristina about what exactly happened to Henry in surgery.
After Thursday kicked off 2012 on an intense note, look for more of the same next week. Watch ABC's Grey's Anatomy promo if you missed it, then click to enlarge images from the episode below: