A feral grin appeared on Chris' face as he leaned over, so his mouth was close to Toby's ear, "I. Killed. Him," He said slowly, clearly, but only loud enough for the other man to hear. Egged on by the man's comment, of course, Chris leaned back with the same grin, though his eyes portrayed the seriousness of his statement.
"Can I get a coke? Yeah, thanks," He said to the bartender, eyes staying on Toby, waiting for him to react.