Jack hires a private investigator to prevent GE from discovering anything that can be used against him, but when Jack learns he has to give up his secret cookie jar collection, he is reluctant to do so. When Angie, Tracy's wife, decides to always be by his side to make sure he behaves, Liz thinks it's a great idea, but after being forced to cover for Tracy, she realizes it's not good to be on Angie's bad side. Jenna is reaping the career rewards of her recent weight gain, but she soon realizes she's returning to her previous, thinner size.