Guest Stars Erick Lopez as Hector Steve Monroe as Scott Proctor Danny Jolles as George Zayne Emory as Brendan Proctor Steele Stebbins as Tommy Proctor Amy Hill as Lourdes Chan Alberto Isaac as Joseph Chan Robin Thomas as Marco Serrano Eugene Cordero as Alex Josh Groban as Himself Rory O'Malley as Jarl Co Starring Lyle Kanouse as Bartender Ali Hill as Penny