Camilla Kerslake It's tempting to say Camilla Kerslake has the kind of voice that can hush a crowd or cause it to roar approval, one that can bring tears to the eyes or make the human heart soar. But the fact is that there isn't a 'kind of' voice like Camilla's. Hers really is that rare and elusive thing, a one-of-a-kind. "I listened to her demo and instantly was captivated by it," admits Gary Barlow. "It's a unique and powerful instrument.