[action]
[his demeanor changes immediately, and he cheerfully hops off the chair, puts his painting things down, and hurries over to the door, unlocking and opening it]
Ah, you are one of her assistants! Splendid, splendid! Come inside, boy!
[welcome to a small, barely-furnished flat with bags and stacks of non-perishable groceries everywhere and white, wet, primer-covered walls, Harry]