When Johnny Comes Marching Home
Iron Maiden music has never been used in a Nissan commercial.
a version of ride of the Valkyries
If it is the current commercial playing June 2013, I believe the music is the opening orchestral music of Richard Wagner's Das Rheingold.
Stevie ray vaughn is the guitar player in that comercial. He is one of the greatist blues players till this day. but he has passed on. died in an air plane accident.
Stars Go Dim, 'Crazy'
Not from a western. The music is from the end credits of the movie "Stripes" released in 1981. It was directed by Ivan Reitman, and starred Bill Murray among others. Music By Elmer Bernstein.
Kia is known for using original music from an advertising jingle company.
In one of the current Chrysler ads, they are playing "Left Behind" by Aqualung.
The music in the power horse commercial was created by a commercial music company. It was created for the Pristiq commercial.
Fin Chan Dal Vino from Don Giovanni by Mozart
The song is called "Winter Warm" and is sung by Jeff Hooper. www.jeffhooper.co.uk
For the "Laundromat" commercial the music is "A Girl Like You" by the Troggs.