MONROE - Main Street Monroe's summer event "Pirates on the Square" kicks off Saturday, June 2 with a swashbuckling party.The opening event is 10 a.m. to 1 p.m. on the Square, ending with a free movie at Goetz Theatre for the first 300 children who claim a token at the Main Street information booth. The movie, "Pirates of the Caribbean: On Stranger Tides" will begin at 1 p.m.; admission is $1 for adults.More than a dozen organizations and booths will join the farmer's market vendors on the north side of the Square for the event. Children will also have the opportunity to get a treasure map passport stamped at participating downtown businesses.