The first sneak preview from this week's episode revealed Cristina's new "profession," and this photo gallery gives you an idea of how that goes after night turns to morning.

Below are four new clips previewing "Slow Night, So Long," airing Thursday on ABC. In this brief first one, Mark tells Derek to celebrate, but he's focused on other things ...

Follow the jump for three additional sneak peeks, one featuring a drunk Teddy rambling about dating, and two showing Meredith and Alex's adventures on the night shift:

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