He likes it better if you zing him back
Couple months ago, he was donating a dollar from every sandwich, and all his tips, for Haiti relief. Had a special jar for it on the counter. Beside it was another tip jar, with a picture of him in a bikini and a caption to the effect of "Salam's hair removal fund" (and to say this man is hirsute is an understatement - he IS Lebanese, after all). I put my money for my sandwiches on the counter... he said to take my change from someone else's money laying there... I told him I'd put all my change in the Haiti jar if he got rid of that picture. Hahahah, he just stopped dead in his tracks, looked at me completely shocked for a second... then laughed