"Shoot him..?"
"Too noisy =w="
"Stab him?"
"Would leave to much evidence, and he would be able to scream."
"Well I don't know!!"
"You really chose the stupid options, didn't ya? -v-"
".......Whatever."
"...."
"Whats your idea? Anyways smart-ass?'
"Take a Poison that quickly attacks the heart, and spreads out into their bloodstream so it would go unnoticed, killing them instantly."
....Weeeeell he was asking for it.