James Mullinger is always looking for good fodder for jokes, but he may draw the line at being detained by police or border officials in the United States.

The Saint John-based comedian recently cancelled an upcoming show in Houlton, Maine, with reports of entertainers encountering problems in the U.S. during the current trade dispute. 

"I love my job but not so much that I'd want to be locked up for two weeks … although it would probably make for good material," he joked. "But my wife needs me a…