Question: Who played the maniac in it's always sunny?
Answer: Roddy Piper
"Rowdy" Roddy Piper
Roderick George "Roddy" Toombs
Roderick George Toombs
Roddy Piper
"Rowdy" Roddy Piper
Roderick George "Roddy" Toombs
Natural Questions answer: Roderick George Toombs (from the Wikipedia article "Roddy Piper")