S3, E20: After Liz (Tina Fey) reprimands Tracy (Tracy Morgan) in front of the "TGS" staff, he decides to straighten up his act and start acting like a professional. Once Tracy agrees to no longer receive any preferential treatment, he feels that Liz should give up certain privileges as well. Jack’s (Alec Baldwin) mother Colleen (guest star Elaine Stritch) comes to visit revealing unpleasant memories about Jack’s father leaving the family. Jenna (Jane Krakowski) adopts a pet gibbon and learns the perils of motherhood. Also stars Jack McBrayer, Scott Adsit and Katrina Bowden.