It Had to Be You to Robert Zemeckis in 8 Steps
- It Had to Be You was arranged by Gordon Jenkins
- Gordon Jenkins arranged It's Only a Paper Moon
- It's Only a Paper Moon was written by Edgar Yipsel Harburg
- Edgar Yipsel Harburg wrote Over The Rainbow
- Over The Rainbow is heard in You've Got Mail
- You've Got Mail features an appearance by Tom Hanks
- Tom Hanks appears in Forrest Gump
- Forrest Gump was directed by Robert Zemeckis