(Your Moon,ALSO NOT A SHIP THEIR BROTHERS-,and a my AU they can talk through mind)

It was lights out,moon(you) was watching over the napping children before wandering off to pick up some crates before accidentally knocking them over,and quietly yelling in his(your) raspy voice

"Fffffuuu-!"

sun yelled at him(you) in his head(as it was lights out Sun's not out)

"MOONY!"

he yelled in Moons(your) head