Country music is a popular American musical style that began in the rural Southern United States in the 1920s. It takes its roots from Western cowboyand southeastern American folk music. Country music often consists of ballads and dance tunes with generally simple forms and harmonies accompanied by mostly string instruments such as banjoes, electric and acoustic guitars, fiddles such as violins, and harmonicas (Wikipedia)
Here you have an example:
Achy Breaky Heart by Billy Ray Cyrus
And the lyrics of the song
Now sing with the Karaoke version.