"Hello!" he called. "Were you the ones at the Snow Feast? Did you play in the band?" There was such a lot of chattering and squeaking at this that Barty thought it must mean "yes." There was rustling and jumping and scuffling, and suddenly a tiny black arm and hand darted out and plucked off one of the big hanging balls and threw it down to the earth. It bounded and bounded and rolled, and Barty ran after it and caught it just as it was going to roll into the pool of water.