The Ditch is the twentythird episode of Season 4. It aired on May 15, 2013.
Dressed in a lab coat for her dental assisting job, Frankie is mistaken for a doctor and receives special treatment while in a long line to pay a bill. The situation gets complicated later in the day, when Frankie recognizes a dental patient as one of the people she passed in line. Axl talks Sue into ditching school for the day, but the stress makes it one of the worst days of Sue's life. Mike and Axl's fishing trip goes awry. Brick is distraught over entering middle-school, so he refuses to take his placement test.