Watch How I Met Your Mother Season 5 Episode 21 online via TV Fanatic with over 7 options to watch the How I Met Your Mother S5E21 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, Hulu Plus, and Verizon On Demand.
|YouTube Purchase||Watch Now|
|Google Play||Watch Now|
|Hulu Plus||Watch Now|
|Verizon On Demand||Watch Now|
Ted and Barney both decide they want Robin back as she and Don get serious. Marshall and Lily invest in some twin beds.