▁student ▁years ▁at ▁Mus icians ▁Institute , ▁App u ▁also ▁did ▁set ▁ups ▁and ▁sound ▁design ▁for ▁the ▁Brazil ian ▁keyboard ▁player ▁Ren ato ▁N eto ▁for ▁his ▁concert s ▁with ▁Prince . ▁ ▁Pop ▁production ▁and ▁recent ▁projects ▁▁ ▁In ▁ 2 0 1 2 ▁App u ▁worked ▁alongside ▁Track lac ers ▁and ▁song writ ers ▁Jam ie ▁Hart man ▁and ▁Phil ▁Bent ley ▁on ▁the ▁Christ ina ▁Agu il era ▁Album ▁" L ot us ". ▁He ▁ ▁was ▁in ▁charge ▁of ▁writing ▁and ▁arr anging ▁synth ▁strings ▁and ▁piano ▁for ▁that ▁album ' s ▁song ▁" Ar my ▁of ▁Me ". ▁ ▁In ▁ 2 0 1 3 , ▁App u ▁was ▁a ▁composer ▁on ▁" The ▁Best ▁Man ▁Hol iday ▁- ▁Original ▁Sound track " ▁album . ▁for ▁the ▁Universal ▁Pictures ▁movie ▁The ▁Best ▁Man ▁Hol iday ▁▁ ▁In ▁ 2 0 1 4 ▁he ▁co ▁wrote ▁and ▁co ▁produced ▁Greek ▁artist ▁El eni ▁Fou re ira ' s ▁single ▁" Part y ▁S leep ▁Re peat " ▁along ▁with ▁V ass y , ▁Phil ▁Bent ley ▁and ▁Black jack ▁music . ▁In ▁ 2 0 1 4 ▁he ▁worked ▁for ▁the ▁major ▁music ▁production ▁software ▁company ▁East ▁West ▁creating ▁" In tr uder ". ▁Which ▁is ▁a ▁demo ▁that ▁show cases ▁the ▁full ▁potential ▁of ▁their ▁new est ▁piece ▁of ▁g ear ▁" PRO ▁Dr um mer ". ▁ ▁In ▁ 2 0 1 5 , ▁the ▁Gram my ▁nominated ▁artist ▁Lisa ▁Har rit on , ▁Josh ua