In the key that our souls were singin’ …
Although many people hear the first words in the chorus as “Party On,” it’s really “Bada-Ya.” Allee Willis, co-writer of the song, explained in an interview: “I absolutely could not deal with lyrics that were nonsensical, or lines that weren’t complete sentences. And I’m exceedingly happy that I lost that attitude. I went, ‘You cannot leave bada-ya in the chorus, that has to mean something.’ Maurice said, ‘No, that feels great. That’s what people are going to remember. We’re leaving it.’ We did try other stuff, and it always sounded clunky – thank God.“
The Haus of Dcaligari 