"Must have been an oversight." That's slightly strangled.

She flips the sheet up to reveal the next page, and--

"A table of contents?"

She's leaning into his arm, now, shaking with laughter.

"Oh -- oh, poor Simon-- Gabriel, can you imagine--" His reaction, she means, but she's just accidentally pressed the scroll button on the first sheet, to reveal an even more gushing article with three colors of text for extra emphasis, and the sentence is lost in more laughter.