Ka cika wannan magana: Sa'ad da yake ɗan shekara 13, De Blue ya soma waƙa a rukunin mawaƙa. A wannan lokacin ƙungiyarta ta yi wasan kwaikwayo da yawa, inda suka sami matsayi na 3 a yakin Bands da Red Bull ya shirya. A cikin 2011, De Blue ya shiga cikin hasken rana bayan ya lashe zaben YouTube don wasan kwaikwayon basirar Austrian The Voice 2011. Tsakanin 2014 da 2016 ta kuma sami wurin a matsayin mai buɗewa a Kitzbühel Musikfestival. De Blue kuma ita ce ta rufe wasan a Donauinselfestes 2016, inda ta yi aiki tare da Camo & Krooked a kan FM4 Stage. Ta kuma sami wasanni da yawa a ProSieben-Puls 4 GameChanger Festival. De Blue ya kuma sami girmamawa na zama dan Austriya na farko da ya rera "sabon" waƙar ƙasa ta Austriya a
Wasannin Olympics na Matasa na 2012 a Innsbruck. A cikin 2014, De Blue ta yi amfani da Muryar Jamus, wanda a ciki ta zama mawaƙa ta farko daga Tyrol da ta kai saman 40, ta sanya ta cikin ƙungiyar Max Herre, kuma ta zama daga Austriya ta farko da ta kai zagayen wasan kwaikwayon. A farkon shekarar 2016, kamfanin watsa labarai na Austrian ORF ya zabi De Blue a matsayin wasan kwaikwayo na wasan kwaikwayo a cikin zabin Eurovision Song Contest na kasar. Ta yi kuma ta saki waƙar "Closer to the Sun", amma ba tare da shiga wasan karshe ba. Shekaru biyu bayan haka, De Blue ta sake gwadawa don gasar Eurovision Song Contest, yayin da a wannan karon ta shiga cikin zaɓin Sammarinese. Ta zo kusa, ta gama a matsayi na biyu, tare da waƙar ta "Out of the Twilight". A cikin 2019, an gayyaci De Blue don yin baƙo a cikin wasan kwaikwayon TV na Austrian Dancing Stars. Ta kuma yi a Life Ball tare da Electro-Swing duo Cirque De La Nuit. A watan Agusta 2019, ta yi a bikin waƙa na Romania Cerbul de Aur a Brașov, inda ta lashe lambar yabo ta farko.