Of course she would laugh and either aim at his shin or give him a little punch somewhere around the arm. She always did that! Even before they'd started dating, Lily's reactions to James' jokes had always involved that very same cute little attitude. Anticipating her kick, James made a grab at her and pulled her down onto the couch next to him before she could so much as touch him.
"Don't you think people will frown upon you physically abusing your poor, defenceless husband? You know, in some countries domestic violance is like...this huge issue!" He gave her a small kiss on the top of the head and then proceeded to stare at the floor. Being a Gryffindor really was harder than it looked.