Tonight, Grey's Anatomy returns for part two of the three-part drama that began with last week's thrilling "Walk On Water."

In tonight's "Drowning On Dry Land," the doctors frantically search for the missing Meredith - while pondering their own places in the universe.

Meanwhile, a desperate, frantic Izzie decides to take extreme measures to manage the situation she finds herself in. Cristina and Burke have a blow-up fight about their engagement announcement.

Oh, and there's also the rumor going around that one of the doctors will die, or find themselves on the brink of the great beyond in a harrowing near-death experience (both possibilities we address in our death watch).

Yikes! Guest starring Elizabeth Reaser (who we believe is the pregnant Jane Doe), this second of three episodes sounds like another edge-of-your-seat event. Here's ABC's preview of "Drowning On Dry Land" ...

[youtube]http://www.youtube.com/watch?v=B7hwX-8PFQE[/youtube]

Wow. We're nervous just watching that clip! As always, we'll have our official episode guide posted after the show, and start putting together a list of quotes, image gallery, and music guide. Check back with us often, and thanks as always for watching Grey's Anatomy right along side the Insider!

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