Miley Cyrus, 27, and Cody Simpson, 23, are happier than ever in their romance — and despite only dating a few months, have the support of their family and friends! “Their families both approve [of the relationship],” a source close to the couple spills to HollywoodLife EXCLUSIVELY, adding that the pair have plenty and common. “Miley and Cody’s relationship works so well because they’ve known each other for years and they like the same things and have the same outlook on life.