[vocals begin at 0:44 into the song]

BERT

[talking]

Here we go!

ALL
[Singing]

Supercalifragilisticexpialidocious
Even though the sound of it is something quite atrocious
If you say it loud enough, you’ll always sound precocious
Supercalifragilistic

Bert & Mary
[doubletime]

Supercalifragilisticexpialidocious

ALL
[Singing]

Supercalifragilistic-ex-pi-al-i-do-cious
Supercalifragilisticexpialidocious!