Tina Fey, 30 Rock Tina Fey, 30 Rock

Finally! Liz Lemon and the whole 30 Rock gang are coming back soon!

Liz Lemon (Tina Fey) returns with a secret and this first look video may point to an answer. First, the facts: Liz is joyful, which doesn't happen often. Liz also grabs her breasts in an elevator, which could be nothing more than Liz being crazy, or it could mean she's trying to keep them contained. She's also talking to herself often, which could mean mood swings.

Check out the rest of today's news

So what does this all add up to? Liz is totally pregnant, right?

It would make sense if Fey had any remnants of the baby bump she bore from her second pregnancy. But you be the judge. Watch the video below and hit the comments with your theories:

30 Rock returns Thursday, January 12 at 8/7c on NBC.