[s9e22] The End Of The Aisle -

: Instead of a grand speech, The Mother simply advises Robin to take three deep breaths. When Robin opens her eyes, Barney is there.

Lily vows to always tell Marshall when he has green stuff in his teeth. [S9E22] The End of the Aisle

Marshall promises to stop shouting at Lily while she is "dropping a deuce". : Instead of a grand speech, The Mother

In a pivotal series moment, Robin attempts to flee the wedding and literally crashes into The Mother. : Instead of a grand speech

They commit to a lifelong process of "updating" their vows as they grow and change.