Shailene Woodley
The Divergent actress promoted the film at Comic-Con while showcasing newly honey-brown locks. Just a few months earlier, Woodley—who's normally brunette—sported vampy red hair while filming The Amazing Spider-Man 2.
Ariel Winter
The actress showed off a bright blond bun while running errands in Studio City, Calif.
Julianne Moore
Talk about transformation: Moore went blond—strawberry blond, to be exact—while on the set of her new film Maps to the Stars in Toronto.
Selma Blair
The usually ravenesque actress debuted a dark blond ombré style while out with two-year-old son Arthur in Studio City, Calif.
Ashley Benson
The Spring Breakers actress went back to her blond roots only days after debuting a brunette 'do.
Elizabeth Banks
The Hunger Games actress sported rich brunette locks while out and about in Los Angeles.
Britney Spears
In February, Spears showcased silky honey-brown hair at Elton John's AIDS Foundation Oscar Viewing Party. But don't worry classic Britney fans—the singer went back to blond for summer.
Ivanka Trump
The Donald's daughter took her usually golden blond locks to a deep brunette hue in January.