▁at ▁A TV ▁Music ▁Publishing ▁was ▁review ing ▁his ▁song ▁catalog ue ▁when ▁he ▁came ▁across ▁" What ▁About ▁Love ". ▁ ▁He ▁offered ▁the ▁song ▁to ▁Heart , ▁who ▁turned ▁it ▁into ▁a ▁world wide ▁hit . ▁ ▁Toronto ' s ▁original ▁version ▁remained ▁commer cially ▁un re leased ▁until ▁ 2 0 0 2 , ▁when ▁it ▁appeared ▁as ▁a ▁bonus ▁cut ▁on ▁the ▁CD ' s ▁' Get ▁It ▁On ▁Cred it ' ▁and ▁Toronto : ▁The ▁Great est ▁H its . ▁ ▁Re ception ▁The ▁song ' s ▁sound ▁marked ▁a ▁considerable ▁change ▁in ▁the ▁musical ▁direction ▁for ▁Heart , ▁moving ▁from ▁the ▁hard ▁rock ▁and ▁folk ▁rock ▁of ▁their ▁earlier ▁work ▁to ▁a ▁more ▁pol ished , ▁power ▁ball ad ▁sound . ▁ ▁" What ▁About ▁Love " ▁received ▁extensive ▁air play ▁on ▁MTV ▁and ▁returned ▁Heart ▁to ▁the ▁Top - 1 0 ▁of ▁the ▁U . S . ▁Billboard ▁Hot ▁ 1 0 0 ▁for ▁the ▁first ▁time ▁in ▁five ▁years , ▁pe aking ▁at ▁# 1 0 . ▁ ▁The ▁song ▁pe aked ▁at ▁# 1 4 ▁on ▁the ▁UK ▁Singles ▁Chart ▁upon ▁its ▁re - release ▁in ▁ 1 9 8 8 . ▁Ex clus ively ▁in ▁its ▁UK ▁release , ▁" What ▁About ▁Love " ▁was ▁also ▁featured ▁in ▁an ▁extended ▁version ▁on ▁ 1 2 " ▁and ▁CD ▁single ▁versions . ▁ ▁The ▁song ' s ▁ch orus ▁was ▁featured ▁in ▁a ▁series ▁of ▁Sw iffer ▁W et J et ▁TV ▁commer ci