When does Atomic Betty return?

Atomic Betty (retitled Atomic Betty: Mission Earth for its third and final season) is a Flash animated television series. In Canada, the show originally aired from August 29, 2004, until January 29, 2008 on Teletoon, lasting for three years. In France, the series aired on M6 from 2004 until 2005 and then on Télétoon+ from 2006 until 2008. In 2010, Atomic Cartoons announced a sequel series was planned for a production titled Atomic Betty Redux. The planned series was cancelled due to the studio's desire to focus on their new animation projects.