Razzle: Hai, I'm Razzle! Dazzle: And I'm...Dazzle...

The happy one, Razzle, was the right head, always optimistic and bright.

On the other hand, Dazzle was the opposite, always being gloomy, and or unexcited.

Despite being different in personality..they were the same person, or..just have the same body, there dynamic similar to comedy and tragedy masks.