Jeffy

' is a canon SML character.

He is a primary tritagonist in SuperMarioLogan. Portrayed by Lance, Jeffy is a highly stupid kid who has a tendency to put pencils in his nose and spank his diaper often. He is also spoiled and has many characteristics of being a brat, similar to Junior. He is reluctantly looked after by Mario and Rosalina, whom he calls "Daddy" and "Mommy" respectively.