Pregnant or such

Then a voice replied with a deep, throaty laugh: "Hello Peter! Do you remember me? It’s me, Frank!"

Peter stared incredulously at his father's belly. "Frank? But how...?"

Walter continued to explain: "We modified the iBod so that it can host two people simultaneously. Frank is inside my belly as... well, belly fat, more or less. Isn't that genius?"

Peter shook his head, still in disbelief. "That is totally wild, Pops. And what exactly are you trying to achieve with this?"

Frank spoke up once more: "We wanted to show you just how far we've come with the technology."

Walter added: "Besides, we wanted to test whether we could surprise you with it. And that seems to have been a success!"

Peter couldn't help but laugh. "Yeah, you could say that! So, what do you two have planned now?"

Then Walter gave an impudent grin and said...