Ernie Prang, an elderly wizard wearing very thick glasses, nodded to Harry, who nervously flattened his bangs again and sat down on his bed.

"Take 'er away, Ern," said Stan, sitting down in the armchair next to Ernie's.

There was another tremendous BANG, and the next moment Harry found himself flat on his bed, thrown backward by the speed of the Knight Bus. Pulling himself up, Harry stared out of the dark window and saw that they were now bowling along a completely different street. Stan was watching Harry's stunned face with great enjoyment.

"This is where we was before you flagged us down," he said. "Where are we, Ern? Somewhere in Wales?"

"Ar," said Ernie.
"How come the Muggles don't hear the bus?" said Harry.

"Them!" said Stan contemptuously. "Don' listen properly, do they? Don' look properly either. Never notice nuffink, they don'."

"Best go wake up Madam Marsh, Stan," said Ern. "We'll be in Abergavenny in a minute."

Stan passed Harry's bed and disappeared up a narrow wooden staircase. Harry was still looking out of the window, feeling increasingly nervous. Ernie didn't seem to have mastered the use of a steering wheel. The Knight Bus kept mounting the pavement, but it didn't hit anything; lines of lampposts, mailboxes, and trash cans jumped out of its way as it approached and back into position once it had passed.

Stan came back downstairs, followed by a faintly green witch wrapped in a traveling cloak.

"'Ere you go, Madam Marsh," said Stan happily as Ern stamped on the brake and the beds slid a foot or so toward the front of the bus. Madam Marsh clamped a handkerchief to her mouth and tottered down the steps. Stan threw her bag out after her and rammed the doors shut; there was