"Percy's Big Mistake"@en . . "2006"^^ . . . "--09-26"^^ . . . "2004"^^ . . "--05-05"^^ . . "--08-22"^^ . . . "--04-17"^^ . "Percy's Big Mistake"@en . "--11-26"^^ . . "--05-11"^^ . . . . . "--10-13"^^ . . . . . . "Percy's Big Mistake is the seventh (fifteenth in Australia) episode of the eighth season."@en . "Percy's Big Mistake is the seventh (fifteenth in Australia) episode of the eighth season."@en .