Remember, on TV rotated such an animated series "Humble stories" about Scrooge
McDakota, his three nephews, Zigzag and all kinds of villains like brothers.
and Gavs.
The original names of the nephews were not Billy, Willy.
And Dolly, is it different?
One is called Dewey (Douy), the other is Louie (Louie), and the third is the problem.
His name is Huey... So they became Billy, Willy and Dilly.