Oprah Winfrey on 30 Rock
It's Oooooooprah Winfrey!
The television icon is guest-starring on 30 Rock Thursday night.
And as you can tell from the clip below, Liz Lemon is almost as excited about this appearance as we are:
Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.
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