30 Rock Season 3, Episode 21 : Mama Mia

30 Rock Season 3, Episode 21 : Mama Mia

Jack begins to search for his biological father with help from Liz. Meanwhile Tracy introduces his supposedly illegitimate son to the cast and crew of TGS, but some question his intentions. Meanwhile, Jenna and Liz fight for attention when Jenna gets public recognition for a comedic sketch Liz wrote. Guest Stars: John Lutz, Lonny Ross, Alan Alda, Keith Olbermann, Stuart Margolin, Amy Schumer, Grizz Chapman, Clayton Dean Smith, Steve Buscemi, Michael Benjamin Washington, Kevin Dotcom Brown, Christine J. Noble, Ano Okera,

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