Owner of auto-repair chain Motor Boys, tries to steal Calvin's customers, the Butlers and Johnsons join forces on a plan to drum up business and give back to their community.

When Calvin's arch-rivals, the Pink Ladies, move their manicure business into the local barbershop, Dave encourages him to make peace until the women take a prank too far and the guys decide to plot revenge. Also, Gemma helps Tina find a creative way to keep tabs on Marty and Malcolm's dating lives.