30 Rock

Jenna and Liz meet two people working at NBC whom they call the head and the hair, because they don’t know their names. Jenny sends Liz to ask the head for a date, but Liz ends up with the hair. Just for one day, Jack works for Kenneth and gets to know some of the uncomfortable work Kenneth has to go trough. Tracy realizes that his autobiography is due the next day and involves a main part of the staff in the writing process.