Lee waits with the rest of the students in the cold for the Durmstrang students to arrive. He is the first to notice the strange disturbance taking place in the lake water, and watches as the Durmstrang ship rises from the depths.
Lee hurries down the staircase to the Entrance Hall with Fred and George, having just taken a drop of Ageing Potion. He intends to enter his name into the Goblet of Fire, but is discouraged when Fred and George attempt it and are rejected by the Age Line. Lee accompanies the twins to the hospital wing, howling with laughter as he goes.
After the Hallowe'en feast, Lee eagerly awaits the announcement of the Triwizard champions chosen by the Goblet of Fire.
Lee joins in the celebrations in the Gryffindor common room after Harry is made a champion of the Triwizard Tournament. He unearths a Gryffindor banner from somewhere, and insists on draping it around Harry like a cloak.
Lee joins his fellow Gryffindors for Harry's surprise party following the first task. He lets off some Filibuster's Fabulous No-Heat, Wet-Start Fireworks during the celebrations. He picks up the golden egg at one point, and encourages Harry to open it and find out what is inside.