As a solo singer using the name Dudley, he often recorded "coon songs" and other stereotypical minstrel show material.

[4][7] The group was one of the most popular of the period, and had many successes including "In the Good Old Summer Time" (1903), "Bedelia" (1904), "Sweet Adeline (You're the Flower of My Heart)" (1904), "How'd You Like To Spoon With Me" (with Corinne Morgan, 1906), "Take Me Out to the Ball Game" (with Billy Murray, 1908), "Sunbonnet Sue" (1908), "Put On Your Old Gray Bonnet" (1909), and "By the Light of the Silv'ry Moon" (with Murray, 1910).

[8] In 1902, Sam Rous, using his real name, was appointed as assistant manager of Victor Records' artists and repertoire division.

[9] Rous continued to record for several years, both as Dudley and using the pseudonym Frank Kernell, but at a much-reduced level.

[4][7] This contained illustrated details of the plots and production histories of operas, and cataloged available Victor recordings of them.