By Michael Gioia
11 Jan 2012
The series, which will return Jan. 12, will also include appearances from Mary Steenburgen (Candida), Emma Stone, Nick Cannon, Andy Samberg, James Marsden, Will Arnett, Denise Richards and Kristen Schaal.
The sitcom, created by Emmy and Golden Globe Award winner Tina Fey, stars Fey, Alec Baldwin, Tracy Morgan, Jane Krakowski and Jack McBrayer.
"30 Rock" airs Thursday nights at 8 PM ET on NBC.