Jennifer Lopez celebrated the Fourth of July with a game of backyard baseball that involved all her family members. The 50-year-old “Let’s Get Loud” hitmaker, and her fiance Alex Rodriguez, 44, gathered their loved ones and squared off against each other for a friendly game in their sprawling backyard on Long Island, New York. The former baseball player took to Instagram to share a clip from the day, that showed J-Lo giving it her best shot.