How Can I Be Sure of You to Tom Hanks in 8 Steps

1. How Can I Be Sure of You was sung by Harry Nilsson
2. Harry Nilsson sang Turn Out The Lights
3. Turn Out The Lights was published by EMI
4. EMI published Ambush
5. Ambush was produced by Richard Perry
6. Richard Perry produced Remember (Christmas)
7. Remember (Christmas) is heard in You've Got Mail
8. You've Got Mail cast includes Tom Hanks

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