‘How I Met Your Mother’ premiered 21 years ago today. Carter Bays and Craig Thomas created 'How I Met Your Mother' for CBS, loosely drawing on their own real friendship from living together in New York City before shaping it into a full sitcom. Pamela Fryman directed the pilot alongside the vast majority of the series' eventual 208 episodes, and the show premiered September 19, 2005, framed entirely around Ted Mosby narrating the story of how he met his children's mother from a vantage point set in the year 2030. Josh Radnor starred as Ted, a single 27-year-old architect living in Manhattan alongside his college friends Marshall Eriksen and Lily Aldrin, played by Jason Segel and Alyson Hannigan, whose impending engagement pushes Ted to start seriously chasing his own future with someone. Neil Patrick Harris and Cobie Smulders rounded out the core cast as Barney Stinson and Robin Scherbatsky, with Bob Saget voicing the older, future version of Ted narrating the entire series in retros...