How is that heart Marshall? We can't blame him for getting it checked out.
Barney has a vision in this scene from How I Met Your Mother. It's courtesy of the episode "A Change Of Heart."
Robin dates a guy who acts like a dog on "A Change of Heart." That must be awkward.

How I Met Your Mother Season 6 Episode 18 Quotes

Never screw over a girl whose last name ends in a vowel, because she's got brothers.


Lily: Ooo Barney's got feelings for a girl.
Barney: Yeah, penis feelings!