Bet you're wondering how I knew 'bout you're plans to make me blue
  with some other guy that you knew before. Between the two of us guys you
  know I love you more. It took me by surprise I must say, when I found out
  yesterday. Oo I
  
  Chorus:
  heard it through the grapevine not much longer would
  you be mine. Oo I heard it through the grapevine, and I'm just about to
  lose my mind. Honey, honey yeah.
  
  
  You know that a man ain't supposed to cry, but these tears I can't hold
  inside. Losin' you would end my life you see, cause you mean that much to me.
  You could have told me yourself that you found someone else. Instead I
  
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  People say believe half of what you see, son, and none of what you hear.
  I can't help bein' confused if it's true please tell me dear?
  Do you plan to let me go for the other guy that you knew before?