Logan Austin Thirtyacre (born November 17, 1994), better known online as SML (abbreviation of SuperMarioLogan), is an American YouTuber who is well known for making videos by using puppets.
The story centers on a fourth grader named Arnold, who lives with his grandparents in an inner-city tenement. Episodes center on his experiences navigating urban life while dealing with the problems he and his friends encounter.
