The ending shot of the tombstone, with “Dream a Little Dream” playing, was pretty much a perfect ending to the series, regardless of how it reflects the film or novel from which Bates Motel’s story was drawn.
In a way, Dylan’s act of killing his brother was the kindest thing that anybody could have possibly done for Norman as he was.
All things considered, it was a strangely sweet (?) ending to a very odd, very tragic story.
This show ended as it began, both literally and figuratively, with the idea of “Family First.”