You see another side of Draco when he's with his dad. When Draco is with his dad, he doesn't say anything. He keeps his mouth shut. He's sort of bullied by his dad, so he acts very different.
“No, what I should really like to do right now, in the full blaze of lights, before this illustrious assembly, is to shower every one of you with gifts, with flowers, with offerings of poetry - to be young once more, to ride on the crest of the wave.”