Ms. ESTHER JONES, known by her stage name, "Baby Esther," was an " African-American singer and entertainer of the late 1920s. She performed regularly at the (The Cotton Club) in Harlem. Singer Helen Kane saw her act in 1928 and (COPIED or stole ). Ms Jones' 'baby' Singing Style! > for a recording of "I Wanna Be Loved By You." Ms. Jones' singing style went on to become the inspiration for (( Max Fleischer )) cartoon character's Voice and SINGING style of BETTY BOOP, was YES a Black Woman. Her singing trademark Was.. "boop oop a doop ".. In a baby voice at the cotton club in Harlem. - Esther Jones who's stage name was "Baby Esther" was a popular entertainer at Harlem's Cotton Club in the late 1920s. Baby Esther interpolated words such as 'Boo-Boo-Boo' & 'Doo-Doo-Doo' in songs at a cabaret. Helen Kane SAW Baby's act in 1928 and (stole) Used it in her hit song I Wanna Be Loved By You...