Kayla is a secondary character in Barbie in a Mermaid Tale. She is a mermaid who lives in Oceana. She and her best friend Xylie own a fashion boutique, where they gave Merliah a mermaid makeover. They have a pet seal named Snouts. Kayla is voiced by Emma Pierson. She has narrow, almond-shaped blue eyes, blue streaks on honey blonde hair, and a bright blue tail.