He was my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.   I slept with my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.      Girl I gotta tell you something bout your man and me,   How we,    Crept between the sheets.   It didn't mean anything to me,   But I gotta tell you all the same.   Coz as he called my name,   Believe I felt ashamed.    I know I broke the rules,   I acted like a fool.   I know I broke your trust,   There's no forgiving us.   You are my only friend,   Girl can we start again.   Oh, I'm so sorry...      He was my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.      I never meant to cause you pain (Uh Uh),   I'm sorry and I feel ashamed.   I didn't wanna make you cry (Uh Uh),   But I can't keep living this lie.   Girl I know I've been untrue,    All the stress I put you through.   And I broke your happy home,   And now you're all alone.      Oh, I'm so sorry,   I'm so sorry.   Oh, I'm so sorry,   Cause he was...      He was my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.   I slept with my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.      How could I put a man before my friend (yeah),   I'm sorry,   I'm sorry,   It's over.   Believe I never meant to hurt my friend (yeah),   I promise,   I promise,   It's over.   How could I put a man before my friend (yeah),   I'm sorry,   I'm sorry,   It's over.   Believe I never meant to hurt my friend (yeah),   I promise,   I promise,   It's over.      He was my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.   I slept with my best friend's man,   I don't know why but I slept with him.   Now she's mad and I feel bad,   It's over now,   It didn't mean a thing   Girlfriend I'm sorry.