track listing personnel ; alice in chains layne staley -- lead vocals jerry cantrell -- guitar , backing vocals sean kinney -- drums , percussion mike inez -- bass produced by alice in chains engineered and mixed by toby wright assisted by liz sroka and jon plum ; additional performers april acevez -- viola rebecca clemons-smith -- violin matthew weiss -- violin justine foy -- violoncello david atkinson -- harmonica randy biro -- additional vocals darrel peters -- additional vocals chart positions album singles i did not chart on the billboard hot 100 ; peak chart position represents hot 100 airplay data .