Because Louis couldn't pronounce grandpa.
"I can't say grandpa so I'm gonna just call him Poop-eye"-Louis
"Lol, same"-Everyone else
"Half of my bones are metal"-Poop-eye
"Do you know Alvin Smith, the black monkey who runs around grocery stores eating banana's? Yeah he's a FUCKING nigger."
Good place to get stabbed.
"Man I hope someone stabbed me"
"go to London lmao"