Congratulations to Neil Patrick Harris and his partner, David Burtka! According to media reports the couple are becoming parents to twins with the help of a surrogate! People reports: Neil Patrick Harris, 37, and his longtime partner David Burtka are expanding their family, the How I Met Your Mother actor confirmed Saturday. "So, get this: David and I are expecting twins this fall," Harris revealed on Twitter. "We're super excited/nervous/thrilled. Hoping the press can respect our privacy..."