9 , ▁BBC ▁TV ▁a ired ▁the ▁Kate ▁Bush ▁Christmas ▁Special . ▁As ▁well ▁as ▁playing ▁songs ▁from ▁her ▁first ▁two ▁albums , ▁Bush ▁and ▁her ▁guest , ▁Peter ▁Gabriel , ▁performed ▁Har per ' s ▁" An other ▁Day ". ▁Their ▁du et ▁was ▁discussed ▁for ▁release ▁as ▁a ▁single , ▁but ▁never ▁appeared . ▁ ▁Har per ▁returned ▁to ▁the ▁studio ▁a ▁few ▁years ▁after ▁his ▁dispute ▁with ▁E MI ▁to ▁record ▁and ▁prepare ▁his ▁next ▁album ▁The ▁Un known ▁Sold ier ▁( 1 9 8 0 ). ▁At ▁the ▁time , ▁Har per ▁knew ▁it ▁would ▁be ▁his ▁last ▁release ▁on ▁the ▁label ▁and ▁it ▁was ▁these ▁dem os ▁that ▁"... w ere ▁dest ined ▁to ▁gather ▁dust ▁on ▁a ▁sh elf ▁label led ▁' Com mer cial ▁Bre aks ' ... ". ▁( It ▁was ▁not ▁until ▁Har per ' s ▁ 1 9 8 8 ▁release ▁Lo ony ▁on ▁the ▁Bus ▁that ▁some ▁of ▁these ▁songs ▁became ▁officially ▁available , ▁and ▁another ▁six ▁years ▁until ▁the ▁album ▁was ▁finally ▁released ▁as ▁Com mer cial ▁Bre aks ▁( 1 9 9 4 )). ▁ ▁In ▁ 1 9 8 0 ▁Har per ▁released ▁The ▁Un known ▁Sold ier , ▁which ▁was ▁indeed ▁his ▁final ▁Har vest ▁release . ▁The ▁album ▁contains ▁a ▁du et ▁with ▁Kate ▁Bush ▁on ▁the ▁track ▁" You ". ▁Har per ▁later ▁reci proc ated ▁by ▁singing ▁backing ▁vocals ▁on ▁" Bre ath ing " ▁on ▁Bush ' s ▁album ▁Never ▁For ▁Ever ; ▁Bush