"I can confuse the two of you all I want without having anything wrong with my head thank you very much." He smirked at Craig, mostly he'd like to limit the number of people in his life that insisted on using that particular nickname down to as few as possible and if he managed to get Craig to stop then it would be just Tonks, because he doubted she'd stop and she was family after all.
"Alright Craigy, keep yourself out of trouble, and I'll see if there is anyone else up to the task of following me around all day." He grinned sending Craig off with a playful shove.