Jennifer Lopez and Ben Affleck’s relationship is getting more serious every day! The fan-favorite couple are taking things to another level, as they spent the 4th of July weekend with their family at Universal Studios Hollywood.The Hollywood stars introduced one another to their children during their family day in the theme park, with Ben taking his nine-year-old son Samuel, from his marriage to Jennifer Garner.While Jennifer was accompanied by Max and Emme, the 13-year-old twins she shares with