How could you let somebody lay where I layed? How could you

How could you let somebody lay where I layed?
How could you give him everything that we made?
How could you call him all the names that u used to call me?
How could you how could you just forget about me?
How could you teach him all the things I taught You?
How could you put him up to the Ghetto Karmasutra?
How could you put me in the back and give him the front seat?
How could you how could you just forget bout me