Watch Neighborhood Swingers 4 for Free: How to Stream the Movie Online at 123Movies. . You've always wanted to know your neighbors are up to. Well, here you go... it's a swingers party baby! This seemingly quiet neighborhood turns into a festival of fornication and you get a front-row seat at the show. Wife swapping, 3-ways, 4-ways and facials for everyone! It's gonna be a fun time!