Richard must negotiate when he discovers the name "Pied Piper" is already registered to a sprinkler company; Erlich tries to come up with a new company name; Peter Gregory becomes elusive.
When Christy's car dies, Bonnie refuses to let Adam loan her money for a new one.
An FBI agent once romantically involved with Stillman asks the team for help finding a serial killer who has evaded her for 30 years.
Louis and Jessica try to make things right after the restaurant receives a poor review on a website called Phil's Phaves; Eddie's mix tape for Alison falls into the wrong hands.