Weihnachten customs held upon returning from church leading to the gift giving vary across the German-speaking countries. One of the most common situations sees the returning children wait to enter into their (locked) living room until a little bell rings. This bell marks the departure of the one delivering gifts. In the more Catholic regions - primarily South Germany and Switzerland - this is considered the Christ Child ("Christkind"), while those in North Germany commonly consider it to be the "Weihnachtsmann" (Saint Nicholas or Santa Claus) who is exiting. The children then enter to see the decorated Weihnachtsbaum (Christmas tree), with
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