Barney has a vision in this scene from How I Met Your Mother. It's courtesy of the episode "A Change Of Heart."
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Robin dates a guy who acts like a dog on "A Change of Heart." That must be awkward.
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John Lithgow will come on board How I Met Your Mother as Barney's father Get your first look at the actor in this role now.
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Robin and Barney hang at the bar in this scene from HIMYM. The latter likes what the former has to say.
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Hey, don't judge Lily! And, well, this guy will have to do.
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Josh Radnor stars on How I Met Your Mother as Ted. He'd be considered the show's main character.
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Yes, that's Katy Perry in the background of this How I Met Your Mother scene. She guest stars on the show as a woman named Honey.
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Barney opens up to a woman named Honey on the February 7 episode of How I Met Your Mother and... hey, that's Katy Perry!
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HIMYM Quotes

Whatever you do in this life, it's not legendary, unless your friends are there to see it.

Barney

You are the love of my life. Everything I have and everything I am is yours. Forever.

Barney