Key of EMost of the song:A B G#m ABridge:F#m C#m E G#mI am learning piano and figured this out.Intros & solos are not much welcomed here+ Check your tab for quality and accuracy before sending+ Please do not send us copyrighted material or tabs from official tab books+ Your tab must be ear-transcribed (you listen to the song, then tab out how youthink it is played)+ Use these templates for your tabs: guitar tab, bass tab
Source: http://www.azchords.com/i/iconapop-tabs-48549/goodforyou-tabs-727081.html