Backpack Sewing Pattern Where Can I Buy A Disney Lilo Costume?

Where can I buy a Disney Lilo costume? - backpack sewing pattern

I checked online and Disney Stores. I could not find anything there. I prefer to have one because my sewing skills are affected or buy miss.

If I find this dress would be, I try to sew. I think it is a doll of a point, or perhaps have re-mesh.

So if anyone knows where I can get:
Lilo Suit
Trend or dress Lilo
Sewing bag (looks like a doll, but a backpack)
I would be grateful!

Thank you!