The chain reaction caused by Megan Fox's unexpected pregnancy was something Adrian hadn't anticipated, even though he had foreseen the possibility. After all, this kind of thing wasn't a secret to the women closest to him, but he still didn't expect so many to be tempted. Besides Britney making it clear she wanted a child, Christina also seized the opportunity to express her desire for a child when alone with him.
Moreover, even Sarah, who had never shown interest, and the slightly younger Kirsten, although not outspoken, inadvertently revealed such thoughts in their words. Rachel even hinted that she hoped he would "invade" her further, leaving him a bit at a loss whether to laugh or cry.