[5] In addition he appeared in Berlin's Luna Park and at the Esplanade Hotel near Potsdamer Plaz for the boxer Jack Dempsey.
[6] Soon after his arrival in Germany, he was also introduced to the bandleader Eric Borchard and an English saxophonist named Billy Bartholomew during a visit to a cellar cabaret in Hamburg while traveling to Munich.
[7] Instead of returning to the United States with the Hyde's band however, Danzi remained in Germany for the next fourteen years, playing with Bernard Etté, Harry Revel, Erno Rapee[8] and Dajos Béla.
[9] During this time, he also collaborated with the English Jazz trumpeter Howard McFarlene as a member of the Marek Weber Orchestra in performances at the landmark Adlon Hotel in 1926.
[11] While contributing to an early production of Kurt Weill's Aufstiegund Fall der Stadt Mahagonny, Danzi was also praised by the composer for his unique ability to interpret and perform the chords featured in the score exactly as written.
In October 1939, he had an altercation with the doorman at the UFA Film Studios when he refused to carry out the Hitler salute, and he left Germany to return to the United States a few days later.
[19] Over the decades, Danzi collaborated with a variety of notable performing artists within the United States and Europe including: Julius Rudel, Marlene Dietrich, Marek Weber, Lotte Lenya, Richard Tauber and Pat Boone.