Conversation so far:
who sings funiculi funicula in the fiat commercial
The Fiat commercial version of Funiculi Funicula was recorded by hired singers. The original song is a Neapolitan song composed in 1880 by Luigi Denza to lyrics by Peppino Turco.
why was the song funiculi funicula written
Funiculi Funicula was written to commemorate the opening of the first funicular railway on Mount Vesuvius.

Question: who published the sheet music for the song
Self-contained rewrite: who published the sheet music for the song funiculi funicula