Episode Guide Episode 21 "The L.A." Original Air Date : March 24th 2004 Gueststars : Alan Dale (Caleb Nichol) Amanda Righetti (Hailey Nichol) Colin Hanks (Grady Bridges) Paris Hilton (Kate) Al Sapienza () Episode Description : Related Links The Music Screen Captures Episode Images 2003 Virtual Rain. This is an unofficial fansite with no relation to FOX, Warner Brothers, or any of their associates. This is just a fansite opened for the purpose of exposing the show "The O.C" to new fans across the internet. Original copyright of all photos remain to FOX/WB and are used purely for the purpose of enjoying the show and furthering its fanbase.