I was changing B's diaper and we had a conversation. I think this is the longest one so far.
Me: Reny is coming over.
B: (signing "baby) Babyyyyyyy
Me: Yes, Reny is a baby. Baby Reny.
B: Waaaa Waaa Waaa
Me: Yes, Babies cry. They go Waaa Waaa.
B: Good job!!