And maybe he did it for Nikki. She left rehab for 24 hours and no one knows where she went. Maybe she went crying to Deacon because of Diane's lawsuit and he got rid of her. Or maybe Nikki even offered him a shit load of money to kill her. He is down and out financially right now and with the insult of Diane giving him $100 for that tape, maybe he was happy to accept even more to off her.