Shimmer admits how much she enjoys granting wishes which causes Leah to wish to be a genie for a day so she can grant wishes to make others happy. As a result, Leah temporarily gains the ability to fly and grant wishes, however she asks Shimmer and Shine to let her do things on her own. They give her a genie bottle which Zeta uses a potion to obtain. As a result, Leah finds herself forced to grant Zeta's three wishes, though she tells Parisa she will have to be careful how she grants Zeta's wishes to prevent Zeta from using them to takeover Zahramay Falls. she is able to control how she interprets Zeta's wishes to prevent Zeta from abusing wish magic to make herself stronger, though is perfectly capable of granting wishes correctly if she wanted to. Leah however loses her genie powers after granting Zeta's final wish as Leah herself
Trivia
Leah briefly becomes a Genie in this episode and is shown to be quite good at granting wishes. only wished to be a genie for a day.
This episode also shows that a person can become a genie via a wish. Additionally despite attempting to use Leah to make herself more powerful, Zeta is shown to be genuinely touched by Leah's kindness towards her at the end of the episode to the point she decides to share Dragon Cookies with the girls as thanks, a sign that her interactions with the girls are a positive influence on her.