In "The Intrusion of Jimmy," the chapters titled "The Lochinvar Method," "On the Lake," and "A Lesson in Piquet" showcase Wodehouse's signature humor and wit. Through the character of Jimmy, the narrative explores love, adventure, and the comical intricacies of social interactions. The "Lochinvar Method" highlights his daring approach to romance, while "On the Lake" provides a picturesque setting for humor and mishaps that ensue in pursuit of love.

"A Lesson in Piquet" adds a layer of playful strategy and competition among characters, revealing their personalities through their approaches to the card game. Wodehouse's masterful storytelling weaves together elements of romance, quirky interactions, and clever dialogue, making this section a delightful read filled with both charm and comedy.