In high school, I would drive my teachers batty. They would make a statement, and I would say, 'Why is that?' They didn't want to be questioned.
And I don't know if Batty's gotten over it yet,' said Skye. Mr. Penderwick looked out the window to where Batty was playing vampires with Hound. Hound was on his back, trying to wiggle out of the black towel Batty had tied around his neck. Batty was leaping over Hound's water bowl, shrieking, 'Blood, blood!' 'She looks all right,' he said.
Professors go batty too, perhaps more often than other people, although owing to their profession, their madness is less often remarked.