Standin' on my front porch Grabbed her and I kissed her Boy (I) was surprised when I saw her little sister Lights out Lights out I'm glad the lights was out Sister knows (what) it's all about What to do when the lights go out Mother looked at me She was peepin' through the window Way she looked at me you'd have thought I was her sister Lights out Lights out I'm glad the lights was out Sister knows (what) it's all about What to do when the lights go out Lovin' on the front porch Took mama's swing I can almost hear those weddin' bells ring Lights out Lights out I'm glad the lights was out Sister knows (what) it's all about What to do when the lights go out Now we('re) married And we got a little house Had to marry little sister 'cause the lights went out Lights out Lights out I'm glad the lights was out Sister knows (what) it's all about What to do when the lights go out Now we('re) married And we got a little house Had to marry little sister 'cause the lights went out Lights out Lights out I'm glad the lights was out Sister knows (what) it's all about What to do when the lights go out