#BoobProject (Hozier, Florence Welch, etc.) - Boob Spelled Backwards is Boob

ALO - vocals Bill Kreutzmann - percussion Bleachers - keys, guitar, vocals Chuck Prophet - guitar Elle King - vocals Florence Welch - vocals Gawain Mathews - mandolin, guitar, piano, music box Grace Potter - vocals Graham Nash - vocals Hozier - vocals Jackie Greene - vocals and guitar Jeff Campbell - vocals Jeff Symonds - bass Kyle Caprista - drums and shaker Larkin Poe - mandolin and pedal steel Matt Nathanson - vocals Megan Slankard - vocals, guitar, whistling, hand claps Michael Franti - guitar Michael Romanowski - guitar Milky Chance - vocals Noel Gallagher - guitar Phil Lesh - bass Stephan Jenkins - vocals Stephanie Finch - keys Steve Earle - vocals Steve Norman - saxophone Tony Hadley - vocals Vance Joy - ukulele and vocals ZZ Ward - vocals