When Stacey Beldon gets mad after asking Lucas to have a drink with him he throws the bottle down in the street. As he walks out into the street there is a single horse standing behind him. In the very next shot there are a number of horses standing behind him.
In the beginning of the last scene as Lucas and Mark start from behind a rail and begin walking toward Micah, Milly, and John. However, it appears they were waiting for a cue before they started walking as it did not seem to flow naturally.
No will can mandate an illegal act, such as murder. A first year law school student would realize this, as would an experienced lawyer. As such, the will would be invalid and any money or property from an estate would revert to a next of kin or the territory if there was no next of kin.