When Zacchaeus starts tackling his onslaught of walk-in appointments, he must defend his mouth from an eager street-side dentist.

Zacchaeus is convinced by a strange new client to allow unscheduled appointments, to his own undoing.

Zacchaeus has exhausted his mental resources as a psychiatrist. The puppy who once set out to fix minds has finally broken his own. Is there any hope for his sanity, or will he become a lunatic like every other person he meets?

Zacchaeus is still at the house of his most difficult client, Ned Ballard, investigating why people enjoy laughing at other's misfortune.

In episode 14, 'A Foiled Act of Patriotism', Zacchaeus was faced with a client he couldn't help. Now, he ventures to the client's house try and finish the job.

In episode 14, 'A Foiled Act of Patriotism', Zacchaeus was faced with a client he couldn't help. Now, he ventures to the client's house try and finish the job.

An evil giraffe threatens to destroy Zacchaeus, but the seasoned psychiatrist suspects there is more to the story.