it's time to DIY. Remove any details you dislike, whether they're wallpaper or faux roof tiles. Depending on the state of the dollhouse you're working with, this could be an easy task or a tough one.
Advent calendars are still my faves around the Yuletide season. It might be funny to get excited about a silly little Advent calendar the way I used to when I was a kid, but there's something about ...