Popsugar Beauty Bella Thorne Bella Thorne's Rainbow Hair at the American Music Awards Bella Thorne and Her Sister Dani Put the "Red" in Red Carpet With Their Rainbow Hair November 21, 2016 by Perri Konecky First Published: November 20, 2016 View On One Page Photo 4 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Previous Next Start Slideshow Bella ThorneAmerican Music AwardsCelebrity HairRed CarpetAward SeasonHairHair ColorRainbow Beauty