Alison Goldfrapp, one half of British duo Goldfrapp, has released “Hey Hi Hello,” the fourth single ahead of her new solo album, Flux, which is due out August 15th via her own label A.G. Records.

For more than 35 years, Alison Krauss & Union Station have been a bluegrass institution, perfecting the classic American form led by Krauss’ distinctive gentle soprano. The band have over the years ...