In this episode, the 6th in line, Jinger, takes her first driving test.
The Duggars also celebrate Michelle's birthday and answer some email questions from viewers.
Watch how the Duggars save money when buying clothing and food, heating their home and even growing their own vegetables.
You'll have a new understanding of the word thrifty after watching this episode!
What better way to surprise the other 17 children in their family than to do it on national television?