InthisdocumentarytheBBChaveexclusiveaccesstoAgnethaFältskog,'TheGirlwiththeGoldenHair'asthesonggoes,celebratingherextraordinarysingingcareerwhichbeganinthemid-60swhenshewasjust15.Withinjusttwoyears,shewasasingingsensationatthetopofthechartsinSweden. AlongcamehusbandBjörnUlvaeusandthephenomenalbandAbbathatengulfedtheworldinthe70s,featuringAgnetha'stouchingvoiceandstrikinglooks.Agnethalackedconfidenceonstageastheglobaldemandforthegroupgrewandgrew,whilebeingawayfromheryoungchildrencausedhergreatturmoil. Withspecialbehind-the-scenesaccesstothemakingofhercomebackalbum,thefilmfollowsthisreluctantstar-thesubjectofmuchtabloidspeculationsincesheretreatedfromthestagepost-Abba-asshereturnstorecordingaged63.IncludedinthefilmisherfirstmeetingwithGaryBarlow,whocontributesaduettothenewalbum. TheprogrammefeaturesinterviewswithBjörnUlvaeus,BennyAndersson,GaryBarlow,TonyBlackburn,SirTimRiceandrecordproducers,PeterNordahlandJörgenElofsson.