Intro: C# G# F# G# x2 C# G# F# Youʼve always been this way since high school G# Flirtatious and quite loud C# G# F# I find your sense of humour spiteful G# It shouldnʼt make you proud A#m G# F# And I know your pretty face gets far with guys A#m G# F# But your make-up ainʼt good enough to hide the lies Chorus: C# G# Are you sure that youʼre mine F# G# Arenʼt you dating other guys C# Youʼre so cheap G# And Iʼm not blind F# G# Youʼre not worthy of my time A#m G# F# Somebody saw, you sleep around the town A#m G# F# And Iʼve got proof because the wordʼs going around (Donʼt know you) Verse: C# G# F# You left your phone so I get invaded G# I hated what I saw C# G# F# You stupid lying bitch whoʼs David? F# G# Some guy who lives next door A#m G# F# So go live in the house of David if you like A#m G# F# But be sure he donʼt know Peter John and Mike Chorus: C# G# Are you sure that youʼre mine F# G# Arenʼt you dating other guys C# Youʼre so cheap G# And Iʼm not blind F# G# Youʼre not worthy of my time A#m G# F# Somebody saw, you sleep around the town A#m G# F# And Iʼve got proof because the wordʼs going around (Donʼt Know you) C# G# F# G# Do do do do woah F# G# F# F# F# And I know that you try to break me into pieces F# G# F# F# F# And I know that you lie but you canʼt hurt me now C# Iʼm over you G# F# G# Do do do do woah C# Donʼt like you G# F# G# Do do do do woah Chorus: C# G# Are you sure that youʼre mine F# G# Arenʼt you dating other guys C# Youʼre so cheap G# And Iʼm not blind F# G# Youʼre not worthy of my time A#m G# F# Somebody saw, you sleep around the town A#m G# F# And Iʼve got proof because the wordʼs going around C# Donʼt know you G# F# G# Do do do woah C# Donʼt like you G# F# Do do do woah C# Donʼt know you