They were both asleep and Tor woke first, so no chance there--if Percy was so inclined. No one can figure out where the dress came from (the mop and cereal box came from the kitchen). If someone in the house knows, they aren't telling.

Afterward, Tor tried to stuff the dress down the garbage disposal. The plumber had to be called. And Arthur was not very pleased to suffer the man's disapproval once again.