The Brown family nervously accepts an invitation from a religious professor to talk to her students in Boston. Anxious about the question they will face, how will they respond? Meanwhile, the older teens tag along to visit some of Boston's best colleges.

Kody heads for the Vegas strip for a guy's night out on the town, testing his wrestling skills against a mixed martial arts fighter and answering his friends' questions about his lifestyle. Meanwhile, the wives help setup Robyn's new nursery.