Here are some of Heat's outfit inspirations, she usually wears a variation with her colors/style.
Fergie's outfit from The Yard in The Black Eyed Peas Experience
Racing Miku 2012
These outfits (made in Graffiti Avatar Maker)
Made in My Webcartoon characters
Normal
Sport/Practice/Jacket
Aura Gear
Sleepwear
All made in Gatcha Life