The accent, the offer to share his bed, the wonder….it's almost too much cuteness to handle.

When mom-to-be Sarah Bromby handed her son a set of sonogram photos, the little boy assumed they were photos of him.

Surprise! That's your big brother.

"He's in there right now?"

Enjoy his reaction as the truth sinks in…

(WATCH the video below)

Too Cute Not to Share… (click below)