Captain Underpants: The Attack of the Talking Toilets (Google Books ⧉, Amazon ⧉, Bookshop ⧉)

The Secret Lives of Booksellers and Librarians

‘Captain Underpants!’ the boy says. I ignore him and address the excited seven-year-old. “Do you happen to know the rest of the title?” I ask. “The Attack of the Talking Toilets.” “Okay, I’m pretty sure we’ve got that one in stock,” I say.