"Shovels and Rope" are a married musical duo I found out about through a film called "Road to Paloma,"a really good film I thought.
They do sort of country/bluegrass mix music,really well I think.
Check them oot here on youtube.
The whole vid is well worth a listen,but the song called "Bad Luck" @10mins30secs is a real peach,if you like that kind of music like I do: