VIDEO : Exes Gigi Hadid and Joe Jonas Both Surprise With New Hair-dos

Gigi Hadid and Joe Jonas may not be together anymore, but they seem to operating on the same wavelength regardless. The supermodel first stunned on the American Music Awards red carpet in Los Angeles tonight by arriving in a gorgeous white two-piece outfit that flaunted her enviable figure in many ways, but even then, her wardrobe wasn't the main focus, because O-M-GIGI CUT OFF HER HAIR. Or did she? "You can check back tomorrow to see if I still have short hair," she tells us.