30 Rock's hilarious John Francis "Jack" Donaghy is played by Alec Baldwin, who has received an Emmy Award, a Golden Globe Award and two Screen Actors Guild Awards for his portrayal of the character.

Jack Donaghy is a cynical, slick, scrupulous network exec with an affinity for overtly backhanded compliments, which are usually directed towards Liz Lemon. Although his first priority is to run a successful business, Jack has struggled in that endeavor at times, and has often shown a human side that even he doesn't fully acknowledge is there.

Jack Donaghy Quotes

There are no bad ideas Lemon, only great ideas that go horribly wrong.

Jack

I don't know why you're wearing girls' pajamas, but I'm sure it's cultural.

Jack

30 Rock Quotes

I wanna roll my eyes right now, but the doctor said if I keep doing it my ocular muscles might spasm and eject my eyeballs.

Liz

[on Liz] Regular six, drunk seven.

Agent