"Patty's father"@en . "Patty's father"@en . "Mr. Smith is a fictional character in the Hey Arnold! TV Series. He is the father of Patty Smith. He possesses the medical condition dwarfism."@en . . . . . . . . "Mr. Smith"@en . "Mr. Smith is a fictional character in the Hey Arnold! TV Series. He is the father of Patty Smith. He possesses the medical condition dwarfism."@en . . "Daughter Patty"@en . . . . . .