[Sirius Lee]

"At the instigation of Doles, the cantor of the Thomasschule in Leipzig, the choir surprised Mozart by performing the motet for double choir, 'Singet dem Herrn ein neues Lied,' by the patriarch of German music, Sebastian Bach. As soon as the choir had sung a few bars, Mozart started; after a few more he exclaimed: 'What is that?' And now his whole soul seemed to be centered in his ears. When the song was ended, he cried out with delight: 'Now, here is something one can learn from!'

Just sayin'. Wolfie realized JSB was his musical boss from that moment forward.

[PIF]

motet for double choir, ‘Singet dem Herrn ein neues Lied,’ by the patriarch of German music, Sebastian Bach.
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Sebastian Bach, is a Canadian singer-songwriter who achieved mainstream success as the frontman of heavy metal band Skid Row from 1987 to 1996. He continues a solo career, acted on Broadway, and has made appearances in film and television such as Trailer Park Boys and Gilmore

So there ...
—
Wolfie realized JSB was his musical boss from that moment forward.

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your opinion, not any other classical music critic. Bach is too rigid and formal for my tastes