15:00Crime Catch-UpLord Peter Wimsey - Murder Must Advertise: Singular Spotlessness of a Lethal WeaponBBC Radio 7 Duration: 30 minutes Sat 5th Jun 2010, 15:00 on BBC Radio 7The posh sleuth's undercover probe sees someone get a pasting meant for him. Dorothy L Sayers' drama with Ian Carmichael.GenresDramaCrimeBrandCrime Catch-Up Source: BBC Online