When entering MacLaren's bar, Kevin notices a sign at the entrance which read "Absolutely no boogie boarding", and asks about it.
When she denied that she felt neglected, Barney fake-called Robin as her dad to prove her jealousy.
This alteration caused altercations; everyone fought over who got to go or stay, especially as Lily complained that Marshall was not giving her enough alone time and that all she wanted to do is sit in the bath and read a book, until Ted finally decided to go by himself.
Out of gratitude, Lily kissed him passionately and they ended up conceiving their baby boy in Barney's bathroom.
Club's Donna Bowman graded the episode an A−, stating that it had several of the same elements that made the Ducky Tie a wonderful episode: "constantly interrupted storytelling, callbackariffic structuring, fleet pacing, machine-gun dialogue, and a dollop of sweetness at the end.