Supermodel Bella Hadid, or as you know her, "one of those Hadids," has pretty consistently kept her hair a striking dark chestnut shade, even though she's naturally a blonde. That, however, may have changed, depending on whether or not Hadid is wearing a blonde-and-pink wig in this picture:

Today in LondonπŸ€˜πŸ»πŸŒ·πŸ’— @sammcknight1 @thevalgarland Two brilliant minds! Love u both!

A post shared by Bella Hadid (@bellahadid) on

Evidence against: Hadid posted the below photo a few hours after she posted her pink haired photo. However, it's not clear that the woman in this photo is Hadid, or that it was taken after the photo she posted previously.