My 19-year-old identical twins bicker constantly. It turns out they like it that way.

The author's twins went on a TV show to talk about being siblings. Courtesy of the author A TV producer read my articles about my identical twins and invited them on a national TV show. They described their rivalry on air in a way I hadn't heard before. They've built a whole system I knew nothing about. In the green room before the taping, Thomas and Charlie were debating who would make the other look worse on camera and who would land a Netflix deal first. I was the one worried about what...