Steve Martin guest stars on the November 20 episode of 30 Rock. He plays an eccentric millionaire trying to woo Liz Lemon.
Added:
Jennifer Aniston guest stars on the November 13, 2008 episode of 30 Rock. She portrays Liz's unstable former roommate.
Added:
Gosh, how we love Jack Donaghy on 30 Rock. Alec Baldwin should win every award ever made for his portrayal of this character.
Added:
Jerry Seinfeld guest-starred on a season two episode of 30 Rock. Plenty of more celebrities are lined up to appear on season three.
Added:
Tracy Morgan, Tina Fey and Alec Baldwin star on 30 Rock. We're laughing just staring at this picture.
Added:

30 Rock Quotes

Liz: What made you think I was gay?
Jack: Your shoes.
Liz: Well, I'm straight.
Jack: Those shoes are definitely bi-curious.

I could hardly drink my morning shower scotch.

Jack