OK, I was just reading the script for ASiP, and this scene caught my eyes. It didn’t make the cut, obviously, but I direct your attention to this particular exchange between Angelo and Sherlock:
“Also married with a dog."
"We all are, in the end.”
“Married with a dog.”
Johnlockers, meta away please!!
(picture taken by me, the script belongs to Mofftiss, no copy right infringement intended)