. "Stinky's grandfather"@en . "Stinky's grandfather"@en . . . . . "Unknown"@en . "Grandson Stinky"@en . "Farmer"@en . . . "Stinky's Grandfather is a fictional character in the Hey Arnold! TV Series. He appears only once, in a dream Stinky has in \"Stinky's Pumpkin\"."@en . . . "Stinky's Grandfather is a fictional character in the Hey Arnold! TV Series. He appears only once, in a dream Stinky has in \"Stinky's Pumpkin\"."@en . . . . "Stinky's grandfather"@en .