So Sirius didn't know or didn't care. With Dumbledore it could be either, but Remus seemed to take it for granted that he wasn't lying. He wondered if Sirius could do the same. Instead he focused on things they could agree on.
"It's downstairs. There's an entire room for her and the house elves' head. Kreacher rather likes it, but you're free to take any of that. In fact, there's more that you can take, like those horrible Muggle posters of naked women," Regulus said. "Please do take them or they will be out with the rest of the rubbish."
Sirius snorted. "There's nothing evil with decor. It might be dark and overbearing, but it's not evil. And I'm not a kid. You're a year older and five younger when it comes to maturity."