What is this movie!?? Plz help me thx!!?

What is that country movie with Renee Zellweger,Rachel McAdams,Reese Witherspoon in it? I might be wrong about the Rachel McAdams part but i know for sure they were in it, also Ethan Suplee was in it, and him and this other guy played this one song on their guitar things, throughout the movie they get killed... show more What is that country movie with Renee Zellweger,Rachel McAdams,Reese Witherspoon in it?
I might be wrong about the Rachel McAdams part but i know for sure they were in it, also Ethan Suplee was in it, and him and this other guy played this one song on their guitar things, throughout the movie they get killed :'( but i cant remember the name of the movie??
Any suggestions as to what the movie is would be great thanks!!
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