With a crossover story arc between Grey’s Anatomy and Private Practice on tap for February, one can only imagine what Shonda Rhimes has up her sleeve.

As long as it's not another absurd romance involving a dead dude, we're pretty excited to see what develops when the medical drama and its spin-off collide.

So who's coming and who's going, and why? Follow the link to hear what Sandra Oh (Cristina Yang) says about the Grey's Anatomy-Private Practce crossover ...

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.