Rihanna is many things; she’s one of the most glamorous international pop stars in the world; she’s a perfumista (we’re loving Reb’l Fleur); and ever since last summer’s “Last Girl on Earth” tour, she’s become a redheaded coif chameleon.
Since then, her crimson coiffure has gotten longer, shorter, curlier and straighter — and everything in-between!

From a tough buzz cut to a fluffy, Ann Margret-inspired bob at last night’s Billboard Music Awards, check out the evolution of RiRi’s trendsetting scarlet strands.