jesse roepcke , 27 , charged with pointing a laser at a driver or pilot and possession or use of narcotic paraphernalia .
he is accused of riding around ormond beach , florida , with his fiancee and shining a laser at passing cars .
during traffic stop , roepcke told police he was just having fun and did n't know shining a light in drivers ' faces was illegal .
a strip search in jail revealed roepcke had 18-gram bag of marijuana in his rectum .