In this scene from "The Lost Hero," Leo expresses his frustration towards Dylan, who is overly confident and self-involved. Dylan's flamboyant attitude irritates Leo, especially when he offers his arm to Jason in a playful manner as if they were friends happily skipping along. This exudes a kind of arrogance that Leo can't stand.

Dylan introduces himself in a quirky way, boasting about his own coolness and even suggesting that he is so desirable he wants to date himself. His strange confidence irks Leo, prompting Jason to comment on Dylan's odd behavior. This interaction highlights the contrasting personalities and sets up a dynamic filled with tension and humor.