There's a lot of it about

The night after she was attacked, Benny watched Susan and Jo arrive for
their Avon meeting.
"Crikey, what happened to you two?" she asked, looking at Jo's bruises and
Susan's black eye. They exchanged embarrassed glances, before Susan
answered.

"We were attacked by a giant cockroach."

"You too?" asked Benny, shocked. "Right, I've had enough of this. "Doctor?"
She called over to his 7th incarnation by the pool table. He looked up. "We
were all mugged by a giant insect!" she shouted.

"Oh," he said, slightly distracted. "I was meaning to mention to everyone;
there's this really nasty bug going round."