The Ink Spots were a popular vocal group in the 1930s and 1940s that helped define the musical genre that led to rhythm and blues

Rhythm and blues

Rhythm and blues, often abbreviated to R&B, is a genre of popular African American music that originated in the 1940s. The term was originally used by record companies to describe recordings marketed predominantly to urban African Americans, at a time when "urbane, rocking, jazz based music with a...

 and rock and roll

Rock and roll

Rock and roll is a genre of popular music that originated and evolved in the United States during the late 1940s and early 1950s, primarily from a combination of African American blues, country, jazz, and gospel music...

, and the subgenre doo-wop

Doo-wop

The name Doo-wop is given to a style of vocal-based rhythm and blues music that developed in African American communities in the 1940s and achieved mainstream popularity in the 1950s and early 1960s. It emerged from New York, Philadelphia, Chicago, Baltimore, Newark, Pittsburgh, Cincinnati and...

. They and the Mills Brothers

Mills Brothers

The Mills Brothers, sometimes billed as The Four Mills Brothers, were an American jazz and pop vocal quartet of the 20th century who made more than 2,000 recordings that combined sold more than 50 million copies, and garnered at least three dozen gold records...

, another black vocal group of the same period, gained much acceptance in the white community.

Their songs usually began with a guitar riff, followed by the tenor, who sang the whole song through. After the tenor finished singing, the bass would either recite the first half, or the bridge of the song, or would speak the words, almost in a free form, that were not part of the song, commonly using the words "Honey Child", or "Honey Babe", expressing his love for his darling in the song.