Yvonne and Barry Stuart-Hargreaves plan a tasteful party in their chalet, but things start to go wrong after they ask Peggy to deliver the invitations.

The Entertainment Staff are busy making plans for their float in Crimpton-on-Sea's annual carnival parade when the Dean of Jeffrey Fairbrother's college arrives to persuade him to return to the University.

Joe Maplin has coveted an empty plot of land next to the camp for years, hoping to extend the camp someday, so when plans to build a hospital on the site are revealed in the local newspaper, he orders the Entertainments Staff to act. However, not everyone is happy to go along with his plans.

Still determined to get his hands on the plot of land, Joe Maplin sends a parcel of money to Jeffrey Fairbrother, with instructions to bribe local councillors. Meanwhile, Fred Quilley's favourite horse is in need of the vet.

Ted's ex-wife turns up at the camp, threatening Ted with jail if he doesn't pay the alimony payments he's missed. Ted decides it's time to put his best tricks for fiddling the campers into practice.

A letter from Joe Maplin results in a dressing-down for most of the Entertainments Staff - except Gladys, whom he decrees should be in charge of the other Yellowcoats. Resentment ensues when Gladys decides to wear her rank on her sleeve.