Complex sentence: In Fall 2012 Bluhm and The Gramblers embarked on a year-long national tour and performed over 200 shows including the Bonnaroo Festival, the Newport Folk Festival, and Warren Haynes' Mountain Jam.
Split into simpler sentences: In Fall 2012 Bluhm and The Gramblers embarked on a yearlong 200-show national tour. This included appearances at the Bonnaroo Festival, the Newport Folk Festival, and Warren Haynes' Mountain Jam.