Douglas McDuck and Whitewater Duck, and Scrooge McDuck and Donald Duck, compete in a "sourdough contest". Scrooge (and Donald) keep winning thanks to their wits, enraging Douglas and Whitewater who think the sourdoughs should only rely on raw brawn and determination.
Behind the scenes
This story was first printed in April of 2004 in the Finnish Aku Ankka #2004-17. It was printed in English in Uncle Scrooge #349.