Jennifer Lopez , 52, isn’t thinking about ex-fiancé Alex Rodriguez, 45, since rekindling her romance with Ben Affleck, 48! The superstar seems happier than ever with her Oscar winning beau fresh off their whirlwind romance to Europe. “Jen is giving zero thoughts to how A-Rod feels about her relationship with Ben. She doesn’t care who he’s dating or what he’s doing,” an insider spills to HollywoodLife EXCLUSIVELY.