The Beach Boys have shared two new unreleased versions of “Surf’s Up” and “This Whole World” from their upcoming box set, Feel Flows – The Sunflowers And Surf’s Up Sessions 1969-1971.

The band shared an amazing a cappella version of “Surf’s Up,” the eponymous closing track of their 1971 album. The song was initially written by Brian Wilson and Van Dyke Parks. The band also shared a re-imagined version of “This Whole World,” from 1970’s Sunflower.

Feel Flows – The Sunflowers And Surf’s Up Sessions is set to drop on August 27 via Capitol/UMe. The box set will feature 135 tracks, including 108 previously unreleased tracks, live recordings, radio promos, alternate versions, alternate mixes, isolated backing tracks and a cappella versions.

The 5-CD box set is being released in celebration of 50 years of The Beach Boys’ albums, Sunflower and Surf’s Up. The box set was assembled by Mark Linett and Alan Boyd.

(Photo: Capitol/UMe)

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