 While the Rhythm Boys only recorded one song with Arnheim, "Them There Eyes" (which also happened to be The Rhythm Boys final recording), Arnheim's Orchestra backed Crosby on a number of songs released by Victor Records in 1931.These popular records, coupled with Arnheim's radio broadcasts featuring Crosby's solo vocals, were a key element to the beginning of Crosby's popularity as a crooner.Between 1930 and 1933, some notable people worked in or with Arnheim's band