After being fired by Scrooge, Duckworth and the boys are abducted by plant aliens and enslaved.

The Gestapo suspects that the Colonel and the General are in on a plot to assassinate Hitler, so Herr Flick goes undercover as Private Irma Von Kinkenrotten and plants a somewhat bizarre daffodil-shaped microphone in the Colonel's office, where Gruber and Von Strohm are making plans to get rid of Bertorelli in some way.
Meanwhile, as Edith prepares for her wedding, Rene and Co. must get the aerial for their new radio above the jamming signal of Herr Flick, so they disguise Mimi as a small nun to obtain a box kite which they fly to contact London and request plastic explosive to blow up the safe in the General's chateau to get the British Invasion plans.

Ted and Megan take a picnic when they go to Cheltenham and although she enjoys the picnic, she doesn't like the place. Cyril bets he can get a date with Mary and finds himself in one of the most expensive hotels having breakfast. Mary tells Duffy later, she ordered everything, just to put him in his place but paid the bill. Two brothers end up in casualty, when they attack a local villain, who stabs them both but the youngest one dies later. The police are on hand to arrest him and the girlfriend, in fear of her life, tells them where the weapon can be found. Duffy's looking for Peter and tells Mary that her test for aids is clear and she's very relieved. Ewart meets Elizabeth's daughter and when he finds she's pregnant but not married, they have different views on what should happen and the evening ends disastrously. Susie regrets going to a seedy club with her friend, on her night off but her quick thinking saves the life of a young thug. He falls on broken glass and severs a