Legendary actor Neil Patrick Harris who plays the popular character of Barney Stinson on Comedy series How I Met Your Mother apparently is not interested in knowing out which of his twin children is his biological offspring. (Read: Barney Stinson s enjoying being a daddy!) Harris and his better half David Burtka opted surrogacy in October 2010 and had twins Gideon and Harper but they don't care which of them has genetic links with which one of their children. The 41-year-old actor revealed he was gay in 2006 and admitted it to his parents who were initially worried his sexuality