In "The Battle of the Labyrinth," a character humorously admits to having a crush on a blueberry bush. This quirky confession highlights the lighthearted and whimsical nature of Rick Riordan's writing. The moment serves to inject humor into the storyline, showcasing the characters' unique perspectives and eccentricities as they navigate their adventures.

This playful remark not only entertains the reader but also emphasizes the theme of surprise and the unexpected nature of feelings. Riordan's ability to blend humor with more serious elements of the story creates a dynamic atmosphere that keeps readers engaged, illustrating that even in the midst of chaos, there can be moments of levity and charm.