When Susie plans a surprise party for Jeff, Larry suspects she has ulterior motives, and enlists the help of his new friend Wally to ensure things don’t go awry. Larry connects with a problematic inventor to develop an innovative new product. Dr. Andrew "Rusty" Holzer, portrayed by Greg Germann, adopts the nickname "Rusty," a choice Larry openly opposes, echoing his disdain for the new waiting room decor and receptionist misinterpretation. Rusty highlights the necessity of professional supervision for the surprise party, especially during Chris Martin's performance, to ensure Jeff's safety. Larry's suspicions extend to Rusty's motives and Susie's intentions, prompting him to devise a subtle plan involving Rusty. Despite logistical challenges, Rusty's unfortunate encounter with Susie at the party leads to a distressing outcome.

Mocha Joe goes to war with his new competitor. Larry takes pity on a waitress and creates friction at the BMW dealership. Richard takes a career-defining role.