August 4 to Bing Crosby in 7 Steps

1. August 4 is the birthday of Larry Knechtel
2. Larry Knechtel played bass for Aerial Ballet
3. Aerial Ballet has liner notes by Derek Taylor
4. Derek Taylor produced It Had to Be You
5. It Had to Be You was written by Gus Kahn
6. Gus Kahn wrote Makin' Whoopee!
7. Makin' Whoopee! was recorded by many artists including Bing Crosby

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