Songs in the aaba format consist of four sections each eight bars long.
Aaba for mat.
The aaa song structure is not used much in popular music but many children songs hymns and folk songs bear its signature including kumbaya and mary had a little lamb.
There are many aaba songs that do not follow the 8 8 8 8 format for example the song send in the clowns has a 6 6 9 8 format.
Send in the clowns has a 6 6 9 8 format.
Sometimes a songwriter may feel the need to lengthen the aaba song form by adding another bridge or adding an additional a section.
A second eight bar a section which may have.
The b section also referred to as the bridge or middle 8 presents a.
In other forms b represents whatever section comes second in the song.
Examining the aaba form.
As its alternative name aaba implies this song form consists of four sections.
The 32 bar form also known as the aaba song form american popular song form and the ballad form is a song structure commonly found in tin pan alley songs and other american popular music especially in the first half of the 20th century.
Also like the aaba format melody variations and key changes are required to keep songs with this structure from becoming monotonous.
An eight bar a section.
Sometimes the songwriter lengthens the aaba song form by adding another bridge and a last a section resulting in an aababa format.
There are many aaba songs that don t use the 32 bar 8 8 8 8 format.
This format can be illustrated as a a b a b a.
In the aaba form the a sections are the versesections and the b section is a bridge.
The aaba format was the predominant songwriting format in popular music in the first half of the 20th century.