For instance , Sacred Harp music experienced a spurt of crossover popularity as a result of its appearance in the 2003 film Cold Mountain .
Bluegrass music experienced a revival due to the reception of 2000 's O Brother , Where Art Thou ? .
For instance , Sacred Harp music experienced a spurt of crossover popularity as a result of its appearance in the 2003 film Cold Mountain , and bluegrass music experienced a revival due to the reception of 2000 's O Brother , Where Art Thou ? .