You might have to play around a bit to get the eyes right with the Illustrious model

Makes Ariel's daughter Melody from The Little Mermaid 2

Lower strengths might lead to better results 70% seems to work best

Use "Tan_tank_top", "Tan_pants", and "Barefoot" for her default look

Use "Pink_dress" for her pink dress, "Yellow_dress" for her yellow dress

Use "Tan_tank_top" and "Red_Mermaid_Tail" for her mermaid form

Use "Trident" if you want her holding the trident