being cassie's sister is expensive

"The Weasleys and their guests were sitting in the living room, which Ginny had decorated so lavishly that it was rather like sitting in a paper-chain explosion. Fred, George, Harry, and Ron were the only ones who knew that the angel on top of the tree was actually a garden gnome that had bitten Fred on the ankle as he pulled up carrots for Christmas dinner. Stupefied, painted gold, stuffed into a miniature tutu and with small wings glued to its back, it glowered down at them all, the ugliest angel Harry had ever seen, with a large bald head like a potato and rather hairy feet." (A Very Frosty Christmas)

"Percy wouldn't recognise a joke if it danced naked in front of him wearing Dobby's tea-cosy."-Ron