Family Tools follows Jack Shea (Kyle Bornheimer) and his bad luck streak When his father Tony (J.K. Simmons) suffers a heart condition, he finds himself taking over the family hardware business, however maintaining his fathers success and proving himself worthy with his father watching his every move proves difficult.
In the series' final episode, when Terry impresses a client with design advice, she and Jack decide to expand the family business with "Designs By Terry." When the design business starts taking over Mr. Jiffy Fix, both Jack and Darren look for a way to separate the businesses, and it's up to Tony to get Terry and Jack talking again. Meanwhile, Mason becomes CPR certified and wants nothing more than to save a life.
When Jack is bullied by "the bug guys," Tony offers Jack advice on how to handle them, even though Jack is determined to handle them on his own. Meanwhile Aunt Terry is out to win the local art show.
The tables are turned when Terry comes down with the flu and Tony must take care of her for a change. Meanwhile, when Jack learns that Stitch's new boyfriend is jealous of Stitch's feelings for him, Jack must decide if he should finally take the next step.
When Jack and Darren get locked in a room at a client's house, their bickering reveals the underlying reasons for their continuous conflict. At home, Jack and Darren's unexplained absence has a ripple effect on Terry, Tony, Mason and Stitch as they prepare for the annual Mapleport Classic Car Parade.
Terry thinks Mason needs a strong male role model and, lacking a better option, enlists Jack to step in. Meanwhile Tony, Darren and Stitch buy Ellis a new wheelchair and trick it out, which seems like a good idea at the time, until Ellis takes off.
