<P> Avery 's mother Diana ( Mary Steenburgen ) arrives to make sure that the TV movie about her daughter shows her in a good light . Liz ( Tina Fey ) promises to help Jack ( Alec Baldwin ) overcome his chemistry with Diana and keep him out of an inappropriate relationship . Liz eventually fixes Diana up with the actor playing Jack ( William Baldwin , Alec Baldwin 's real life brother ) to keep her away from Jack . At the table reading of Liz 's script , Jack is appalled that Liz has included some seedy details about Jack and Avery 's courtship . He fires Liz from the project and rewrites the script himself . Jack eventually realizes that Liz is right that he had been idealizing his relationship with Avery . Liz consoles him and helps him rewrite the script to be a total fabrication . </P>
<P> Avery 's mother Diana ( Mary Steenburgen ) arrives to make sure that the TV movie about her daughter shows her in a good light . Liz ( Tina Fey ) promises to help Jack ( Alec Baldwin ) overcome his chemistry with Diana and keep him out of an inappropriate relationship . Liz eventually fixes Diana up with the actor playing Jack ( William Baldwin , Alec Baldwin 's real life brother ) to keep her away from Jack . At the table reading of Liz 's script , Jack is appalled that Liz has included some seedy details about Jack and Avery 's courtship . He fires Liz from the project and rewrites the script himself . Jack eventually realizes that Liz is right that he had been idealizing his relationship with Avery . Liz consoles him and helps him rewrite the script to be a total fabrication . </P>
who plays jack donaghy in the avery jessup movie
who plays jack donaghy in the avery jessup movie
William Baldwin
William Baldwin