On tonight's 30 Rock, Liz Lemon got news that TGS was going into a forced hiatus due to Tracy Jordan's absence. So, Liz explored other opportunities—like Nick Lachey's The Sing-Off. And, whoa: Aaron Sorkin was there, too!

This exchange?

Liz: Studio 60?
Sorkin: Shut up.

Amazing.

[30 Rock]