Ted and Barney share a moment here on the How I Met Your Mother episode "Vesuvius." Emotional time.
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Barney stresses out over picking a suit to wear for his wedding on How I Met Your Mother. "Vesuvius" is the 19th episode of the show's ninth season.
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How I Met Your Mother Season 9 Episode 19 Quotes

Barney: I need you to help me pick the suit I'm gonna wear when I walk down the aisle.
Ted: Ok, Robin walks down the aisle you wait at the end of it.
Barney: Ok then the suit I'll be wearing when they all stand as I enter the chapel.
Ted: Also her.

Is it weird to get married in a suit that you may have worn while banging a female rodeo clown? I know what you're wondering. Yes the carpet matched the drapes.

Barney