Cartoon Mermaid of my daughter needed

Hello,

I need an original cartoon version of my daughter as a mermaid. This is for her 6th birthday party.
I need one version with a transparent background. Needs to be formatted as Square
I need a second version showing her underwater with sea creatures/ stuff around her (clams, octopus, fish, a treasure box - Size 8.5 X 11

300 DPI or higher
Kids animation style. Think LOL Dolls and My little pony.
I will need original PSDs, AIs or EPS's
I will provide several pictures.

You must show a rough sketch before the final work is complete.

Deadline 5:00PM EST Friday Nov 12