What is something that only sounds creepy when whispered in someones ear?

Haha! I suggested this to somebody who worked in a hospice for those 'disadvantaged kids'.*
By disadvantaged they basically had grown up doing what they wanted and had finally over stepped the mark to a degree where they now needed supervising, which entailed them ordering you about and calling you a c*nt. Apparently.

'When I was in Afghanistan, I killed a man with my bare hands.'