"Okay." William snuggled up, putting a hand very gently on John's stomach. "There are two tiny little babies in there, Papa?" He asked. "And.. that's where I came from. I made your tummy big, and then I was here." He giggled.

Sherlock did well to hide his surprise. John hadn't warned him that his mother was going to be here.

"Your mother?" He asked, trying to keep his tone pleasant in front of William, but he wasn't sure why she needed to come. "I understand that you will need to rest, but I have been perfectly capable of taking care of both you and William." He said, carefully not wanting to start a fight.

"Oh boy! Gramma!" William clapped his chubby little fingers. "Will she be here after school too?"