▁other ▁record ings . ▁ ▁In ▁April ▁of ▁that ▁year , ▁he ▁joined ▁Rick ▁Nelson ▁on ▁a ▁tour ▁through ▁the ▁Far ▁East , ▁again ▁playing ▁bass . ▁▁ 1 9 6 7 – 1 9 7 2 : ▁Burn ing ▁Br id ges ▁to ▁The ▁Good time ▁H our ▁ ▁When ▁follow - up ▁singles ▁did ▁not ▁do ▁well , ▁and ▁Capit ol ▁was ▁considering ▁dro pping ▁Campbell ▁from ▁the ▁label ▁in ▁ 1 9 6 6 , ▁he ▁was ▁te amed ▁with ▁producer ▁Al ▁De ▁L ory . ▁T ogether , ▁they ▁first ▁collabor ated ▁on ▁" B urn ing ▁Br id ges " ▁which ▁became ▁a ▁top ▁ 2 0 ▁country ▁hit ▁in ▁early ▁ 1 9 6 7 , ▁and ▁the ▁album ▁of ▁the ▁same ▁name . ▁ ▁Campbell ▁and ▁De ▁L ory ▁collabor ated ▁again ▁on ▁ 1 9 6 7 ' s ▁" G ent le ▁on ▁My ▁Mind ", ▁written ▁by ▁John ▁Hart ford , ▁which ▁was ▁an ▁over night ▁success . ▁The ▁song ▁was ▁followed ▁by ▁the ▁bigger ▁hit ▁ ▁" By ▁the ▁Time ▁I ▁Get ▁to ▁Phoenix " ▁later ▁in ▁ 1 9 6 7 , ▁and ▁" I ▁W anna ▁Live " ▁and ▁" W ich ita ▁Lin eman " ▁in ▁ 1 9 6 8 , ▁remaining ▁on ▁Billboard ' s ▁Top ▁ 1 0 0 ▁charts ▁for ▁ 1 5 ▁weeks . ▁He ▁won ▁four ▁Gram my ▁Awards ▁for ▁" G ent le ▁on ▁My ▁Mind " ▁and ▁" By ▁the ▁Time