30 Rock

Jack hires his own private investigator to lead GE in the wrong direction so that they will not be able to find any dirt on him that might put him in a compromising position. However, the investigator finds a secret that challenges Jack. Meanwhile, Angie announces that she will follow Tracy at all times to keep him in line, which Liz believes to be good until she covers for Tracy and gets on Angie's bad side. Finally, Jenna starts to worry that once she starts to lose all the weight she's gained her popularity may decline.

David Titus, Lucelina Sierra, Steve Buscemi