[3] "Getting Married Today" was conceived as "Sondheim's psychotic notion of a patter song"[4] to simulate the sensation of having a mental breakdown through verbal diarrhea and constantly changing the subject mid-sentence.
[5] The song features operatic interludes described by Edge Boston as "soprano intermezzos",[1] sung by a priest who comically comments on the bride's breakdown and extols the glory of marriage.
It's a prehistoric ritual where Everybody promises fidelity forever, which is Maybe the most horrifying word I ever heard, and which is Followed by a honeymoon, where suddenly he'll realize he's Saddled with a nut and wanna kill me which he should.
"[1] Commenting on Stephen Sondheim's 'Company' With The New York Philharmonic, The AV Club wrote "it'd be hard for anyone to sing the patter-iffic 'Getting Married Today' as fast as it's meant to be, even with months to work on it".
It continued by saying: "The result is numbers, such as 'The Little Things You Do Together' and 'Getting Married Today', that are sheer bliss to listen to, but often unexpectedly disappointing and distancing in performance.