It might be April Fool's Day, but we promise you that these celebs' major hair transformations are totally real – even if they're hard to believe! We can't decide if Miley Cyrus image-changing pixie cut, Demi Lovato's pink, semi-buzzed hair, Kesha's rainbow dip-dyed short hair or Taylor Swift's cropped bob haircut is the more shocking style, but they all totally happened in real life and made us do double- and triple-takes.
Click through the gallery above to check out 10 stars' most unbelievable hair makeovers ever. Which look is your favorite? Share your thoughts in the comments below.