O Tannenbaum the faithless maiden of the folk song. This was changed to ' (green) at some point in the 20th century, after the song had come to be associated with Christmas. The tune is an old folk tune attested in the 16th century. It is also known as the tune of "" and of "". Below is the tune with the original German lyrics of the first verse: <score vorbis="1"> » </score> The tune has also been used (as a contrafactum) to carry other texts on many occasions. Some notable uses include: O Tannenbaum "" (; "O fir tree", English: "O
Albert Tannenbaum his services. Perhaps the most famous murder committed by Tannenbaum as a member of Murder, Inc. was that of Harry Greenberg, nicknamed "Big Greenie", in Los Angeles on November 22, 1939. Tannenbaum had been assigned to the hit by Buchalter, who at the time was on the lam from New York District Attorney Thomas E. Dewey and was trying to eliminate potential witnesses that Dewey could use. Tannenbaum followed Greenberg first to Montreal and then to Detroit before finally catching up to him in Los Angeles and killing him under the supervision of (and with the assistance of) the Syndicate's