Watch How I Met Your Mother Season 5 Episode 6 online via TV Fanatic with over 6 options to watch the How I Met Your Mother S5E6 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Verizon On Demand.
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Marshall and Lily mediate Robin and Barney's first fight; Barney pictures what things would be like if he were married to Lily