Watkins Family Hour is a bluegrass/folk collective that is collaborating with FIona Apple.
They've announced a bunch of US tour dates, including Fiona Apple, which you can view HERE.
They will be performing in Los Angeles; New York; Rhode Island; Nashville; Chicago; Berkeley; Alexandria, VA; Asheville NC; Athens GA, - to name a few places!
On August 8th, Fiona Apple and Watkins Family Hour will be covering Bob Dylan's Highway 61 Revisited in a free concert in NYC.
Related to THIS post. Check it out for more of their music.
If you get the chance to see Fiona live, don't pass it up! She is incredible. Definitely ranks in the Top-3 of live performances I've seen.