 Bormann commissioned the building of the "Kehlsteinhaus" (Eagle's Nest), a tea house high above the Berghof, as a gift to Hitler on his fiftieth birthday (20 April 1939).Hitler seldom used the building, but Bormann liked to impress guests by taking them there.While Hitler was in residence at the Berghof, Bormann was constantly in attendance and acted as Hitler's personal secretary.