When does Shimmer and Shine return?

The show is about twin genies, Shimmer and Shine, who grant wishes for their human friend Leah. The first season is set in the human world and focuses on a young girl named Leah. Each day, the genies grant Leah three wishes, but they often make mistakes. In the second season, the characters are transported to Zahramay Falls, a magical land where they live.