So I decided to make a texture out of Rosalina a few months back, and I feel like it turned out at least somewhat well. Pretty much in version 1, there is a silvery-purple hair, and the second is a silvery-blue (at least for me).
This download link contains both version 1 and 2 in a zip folder...
The texture changes the blue to red and her hair colour to red as well. The texture appears on the character select screen, in a race and on the minimap.
This texture only changes what she looks like on the Bowser Bike (Flame Runner).
Following the Orange is the New Black Daisy is my 2nd attempt at making a texture hack, this time for Rosalina.
The Idea: Simply, a Neon Green Rosalina
Let me be honest with one thing: I had no intention of copying Troy's Funky. If you decide to believe that, knock yourself out, I don't give a...