Waddle Dee: I'm a Waddle Dee! And this is my brother, Doo! He's a Waddle Doo!

Waddle Doo: Okay, if you didn't get that, we originate from Popstar. Waddle Dees are relaxed, carefree creatures who spend their day doing whatever they please. They're normally peaceful, nice guys, like my brother, but a lot of them follow King Dedede, Popstar's self proclaimed 'king.' And Waddle Doos are a subspecies of Waddle Dees. But they both think of each other as brothers.

Waddle Dee: Oh! But Doo and I are actually brothers! See, Doo used to be-

Waddle Doo: DEE, BE QUIET. *ahem* So yeah. Does that make things clear-er?