The title of tomorrow night's Grey's Anatomy episode, "I Saw What I Saw," tells you a lot about what's going on, as the doctors all have their own account of an ER debacle.

This doesn't exactly help the brewing tension between the Mercy Westers and our Seattle Grace favorites. A little healthy competition is one thing, but this is out of control.

As the doctors fight to save their jobs and convince themselves they aren't to blame, one of the newcomers pushes Alex a little too far with a snide comment, and ...

[video url="http://www.tvfanatic.com/videos/i-saw-what-i-saw-sneak-preview-1/" title="I Saw What I Saw Sneak Preview #1"] [/video]

Follow the jump for two more clips, in which Lexie and others are grilled by the chief, and Alex is dissed by two of his competitors. Watch, enjoy, and comment below ...

[video url="http://www.tvfanatic.com/videos/i-saw-what-i-saw-sneak-preview-2/" title="I Saw What I Saw Sneak Preview #2"] [/video]

[video url="http://www.tvfanatic.com/videos/i-saw-what-i-saw-sneak-preview-3/" title="I Saw What I Saw Sneak Preview #3"] [/video]

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