Complex sentence: The series first aired on Nickelodeon in the United States on August 12,2013, and in Canada TVOKids ran previews of the show throughout August, followed by its official debut on the 26th of the same month.
Split into simpler sentences: The series first aired on Nickelodeon in the United States on August 12,2013. In Canada, TVOKids ran previews of the show throughout August, followed by its official debut on the 26th of the same month.