Mack Gordon to Harry Nilsson in 8 Steps

1. Mack Gordon wrote I Know Why
2. I Know Why was written by Harry Warren
3. Harry Warren wrote Shuffle Off to Buffalo
4. Shuffle Off to Buffalo features piano played by Mac Rebennack
5. Mac Rebennack wrote Daylight Has Caught Me
6. Daylight Has Caught Me was published by Golden Syrup Music
7. Golden Syrup Music published Who Done It?
8. Who Done It? was written by Harry Nilsson

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