'30 Rock' through the years
Here's a look at the past seven seasons of the NBC show "30 Rock," starring Tina Fey, Alec Baldwin and Tracy Morgan. The one-hour series finale is Thursday night.
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Jack and Liz
Jack (Alec Baldwin) and his ever-beleaguered employee, Liz Lemon (Tina Fey) in the Season 7 premiere.