"New Spanish Two Step" is a Western swing standard

Standard (music)

In music, a standard is a tune or song of established popularity.-See also:* Blues standard* Jazz standard* Pop standard* Great American Songbook-Further reading:* Greatest Rock Standards, published by Hal Leonard ISBN 0793588391...

 based on a traditional fiddle tune,"Spanish Two Step," which was one of Bob Wills

Bob Wills

James Robert Wills , better known as Bob Wills, was an American Western Swing musician, songwriter, and bandleader, considered by music authorities as the co-founder of Western Swing and universally known as the pioneering King of Western Swing.Bob Wills' name will forever be associated with...

 and His Texas Playboys signature songs. Wills and his vocalist, Tommy Duncan

Tommy Duncan

Thomas Elmer Duncan , better known as Tommy Duncan, was a pioneering American Western swing vocalist and songwriter who gained fame in the 1930s as a founding member of The Texas Playboys...

, added lyrics to reflect the title:

I told her I had to go,

Left her down in Mexico,

The band played 'Spanish Two-Step' soft and low.

"New Spanish Two Step" became one of the Playboy's greatest hits. It was first recorded by Bob Wills and His Texas Playboys (Columbia 36966) in 1946, staying on the charts for 23 weeks and reaching #1. The "b" side, "Roly Poly

Roly Poly (song)

"Roly Poly" is a humorous Western swing standard written by Fred Rose in 1946. In the song, Roly Poly is a very active boy who eats continuously to keep his strength up. Each verse ends with:"Roly Poly" was first recorded by Bob Wills and His Texas Playboys in 1946, staying on the charts for 18...

", was also a big hit, reaching #3.