How does a boy turn into a dragon in a cartoon?

Maybe through some magical spell or potion. It could be that the boy finds a mysterious object that grants him the power to transform.

Often in cartoons, a boy turns into a girl due to a wish gone wrong, a curse, or as part of a crazy adventure. Sometimes it's for comedic effect or to teach a lesson about understanding the opposite gender.

It could happen through a magical spell or curse. Maybe he was in the wrong place at the wrong time and got transformed.

It could happen through magic or a special transformation spell.

Sometimes, it happens because of a wish gone wrong. The boy might have made a wish without thinking about the consequences and ended up transforming into a cat. Or, it could be a curse placed on him.

Often, in cartoons, a boy turns into a girl due to a scientific experiment gone wrong, or it could be a wish granted by a magical creature with unexpected results.

It might happen through some magical or supernatural event. Maybe a spell or a strange potion causes the transformation.

Often, in cartoons, a boy turns into a girl due to a curse, a wish gone wrong, or some sort of scientific experiment gone haywire. Sometimes it's just for comedic effect or to teach a valuable lesson.

It could happen through magic or a special transformation spell.

Often in cartoons, a man might turn into a dragon due to a curse, or it could be part of a scientific experiment gone wrong. Sometimes it's a hereditary power that activates under certain conditions.