Are you a TV Fanatic?
Sign up for our daily newsletter to receive personalized television news for free!
Watch How I Met Your Mother Season 4 Episode 15 online via TV Fanatic with over 6 options to watch the How I Met Your Mother S4E15 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Amazon Prime.
|YouTube Purchase||Watch Now|
|Google Play||Watch Now|
|Amazon Prime||Watch Now|
The gang meets Barney's wife and kid they never knew existed. Of course, we know it's all just a show for his mother.