Copyrighted June 12, 1912
“He Played It On His Fid Fid Fiddle Dee-Dee” was copyrighted in May 1912 by Irving Berlin and E Ray Goetz.
On June 12, 1912 the copyrighted was re-issued with the title saying simply “Fid Fid Fiddle Dee-Dee” and slightly different lyrics in the verse.
“Fiddle Dee Dee” as performed by Maurice Burkhart and Walter Van Brunt June 1912 :
Thanks to University of California – Santa Barbara Encyclopedic Discography of Victor Recordings : http://victor.library.ucsb.edu/index.php