Ashley Benson's signature blonde hair is now this witchy shade that's perfect for October
Lady Gaga dyed her hair bubblegum pink to celebrate this A Star Is Born milestone
Demi Lovato just dyed her hair another super-bright color, and we're hair for it
Dua Lipa just debuted rose gold hair to mark the start of her "new era"
Millie Bobby Brown just made her most drastic hair change since Stranger Things Season 1