▁influenced ▁by ▁bl ues ▁music . ▁At ▁ 1 4 ▁he ▁formed ▁his ▁first ▁group ▁( De ▁Boys ) ▁with ▁his ▁brothers ▁David ▁and ▁Harry . ▁Har per ▁was ▁educated ▁at ▁King ▁Edward ▁VII ▁School , ▁L yth am ▁St ▁An nes , ▁then ▁a ▁grammar ▁school , ▁and ▁left ▁at ▁the ▁age ▁of ▁ 1 5 ▁( 1 9 5 6 ) ▁to ▁join ▁the ▁Royal ▁Air ▁Force ▁in ▁order ▁to ▁follow ▁an ▁amb ition ▁to ▁be ▁a ▁pilot . ▁After ▁two ▁years ▁Har per ▁rejected ▁the ▁rig id ▁discipline ▁and ▁fe igned ▁mad ness ▁in ▁order ▁to ▁obtain ▁a ▁military ▁dis charge , ▁as ▁a ▁result ▁receiving ▁an ▁electro conv uls ive ▁ther apy ▁treatment ▁at ▁Princess ▁Mary ' s ▁R AF ▁Hospital , ▁Wend over . ▁After ▁being ▁dis charg ed ▁from ▁there , ▁he ▁spent ▁one ▁day ▁inside ▁the ▁former ▁Lanc aster ▁Mo or ▁M ental ▁Institute ▁before ▁esc aping . ▁These ▁experiences ▁would ▁be ▁re called ▁in ▁" Comm itted ", ▁a ▁song ▁on ▁Har per ' s ▁debut ▁album , ▁Soph istic ated ▁Beg gar . ▁From ▁around ▁ 1 9 6 1 ▁he ▁bus ked ▁around ▁North ▁Africa , ▁Europe ▁and ▁London ▁for ▁a ▁few ▁years . ▁ ▁Mus ically , ▁Har per ' s ▁earliest ▁influ ences ▁were ▁American ▁bl ues ▁music ian ▁Le ad ▁Bel ly ▁and ▁folk ▁singer ▁Wo ody ▁Gut hr ie ▁and , ▁in ▁his ▁te ens , ▁jazz ▁music ian ▁Mil es ▁Davis . ▁Of ▁the ▁bl ues ▁mus icians