[s9e22] The End Of The Aisle Online

: Barney witnesses Marshall and Lily’s messy, honest life and decides on a single vow: to always be honest with Robin. He immediately confesses that Ted was the one who found the locket. Marshall and Lily’s Real-Life Vows

: Robin quickly realizes the truth—Barney’s initials are "B.S." for a reason, and he lies about everything. She briefly considers running away with Ted, who firmly refuses, telling her he is "not that guy anymore". The Meeting: Robin and The Mother [S9E22] The End of the Aisle

: Robin walks down the aisle to an instrumental version of "Sandcastles in the Sand," the song that first sparked her romance with Barney. : Barney witnesses Marshall and Lily’s messy, honest