Thursdays ratings recap:
* 8 pm/ET
Smallville returned to an audience of 3.72 mil, down 150K from its last fresh outing. But hey, it nearly tied Kath & Kim (4 mil) for the No. 4 spot, come 8:30.
* 9 pm
CSI plunged 18 percent week-to-week, delivering an audience of 16.96 mil. Grey's Anatomy was No. 2 with 13.54 million viewers (a 12 percent drop from its last fresh outing), but of course topped the demos. Trailing Hell's Kitchen (7.777 mil), both NBC's The Office (7.5 mil) and 30 Rock (6.4 mil) fell 13 percent.
Supernatural returned to an audience of 2.84 mil, down 600 thou from its last new entry.
* 10 pm
Eleventh Hour held onto the top spot with 11.8 million viewers, dipping 370K week-to-week. A cavalcade of returning faves helped ER surge 22 percent to hit 10.7 mil, and place No. 1 in the demos. Did it dawn on anyone else that Seattle plays home to both McDreamy and the McDreamyER Doug Ross? Kinda makes up for all the rain, doesn't it, ladies?
Private Practice came in third with 9.07 mil, plummeting 20 percent.