"No, no," said Diana heartily, "these will be fine. A bit squashed perhaps, but they'll be all right when we pick all that fluff off them."
"Delicious tea we're going to have," murmured Hermione.
Susan had bustled forward and was giving the buns a dust down with the sleeve of her cardigan. "Susan," cried Diana when she saw what was going on, "don't use your cardigan, for goodness sake!"
"It's quite all right, Diana," said Susan, "they won't hurt it, I use it for wiping up ink and jam and everything-"
From SUSAN AT SCHOOL, Chapter 2, Super Fags.