If you are an all out "Party in the USA style girl" and have nothing to do with the word ethnic,you can still work bangles into your look.. here are a couple of examples..
Sci-fi and black nailpolish - your type? A collection of lacquer effect stacked bangle set in black, neon and orange from Asos ought to be perfect for your esthetic. Pair it with a simple black dress like this one from Zara for a lot of high fashion drama.
If you are a Jane Austen and cotton candy kinda gal, could you resist this pretty pink, pastel green and gold stackable bangles? Pair it with this very sweet printed chiffon dress for a soft and romantic look. Both from Asos.
Asos black bangle set - $34.48
Zara Black dress - $39.99
Chiffon printed dress - $44.82
Pieces pink and green bangle set - $27.58