You've always told me   If I ever wanna live   If I find a better girl   Someone who lets me breathe   That you wouldn't stand in my way   Oh girl, I never meant to break your heart      I, I promise you   I didn't know, oh no   She was your sister   Sister      What could I do?   She is so dope, oh yeah   I couldn't resist her   Your little sister      What?      And who would've thought   She's really that young   Unlike you   Kisses good with her tongue      Oh please   Don't stand in my way   I guess it really doesn't matter if   If I break your heart      I, I promise you   I didn't know, oh no   She was your sister   Sister      What could I do?   She is so dope, oh yeah   I couldn't resist her   Your little sister      How, oh how could I know?   How could he know?   How could he know?   How?   I really, really didn't know      I, I promise you   I didn't know, oh no   She was your sister   Sister      What could I do?   She is so dope, oh yeah   I couldn't resist her   Your little sister      I, I promise you   I didn't know, oh no   She was your sister   Sister      What could I do?   She is so dope, oh yeah   I couldn't resist her   Your little sister      What?   How old is she anyway?   Sister