Possible Clues:

• Look (slang) — Smithfield Market workers
• Look, the woman's following Only Connect's introduction
• More masculine, given second look
• Schubert played for purveyors of the flesh
• Look (cockney slang) — Smithfield workers
• Look who might delight in bloody deeds
• Look kills
• Massacres
• Joint business rebranded Schubert
• A common look for a shop