Dolly Parton and her husband Carl Dean have one of the longest-running marriages in show business. Despite their differences, they have managed to maintain a successful relationship. Parton describes their contrasting personalities as what makes their marriage fun. Dean was immediately drawn to Parton and knew he wanted to marry her. Although Parton's fame continued to rise, Dean preferred a more private life. They live a modest and simple life, often traveling in their RV. Parton has been inspired by Dean for her music and they renewed their vows on their 50th anniversary. They never had children of their own but spend time with their extended family and Parton supports children's literacy through her non-profit organization. The couple's secret to a happy marriage is spending time apart and appreciating each other when they are together.