20 Of The Most Shocking Celebrity Hairstyles

Justin Bieber

When Justin Bieber first emerged on the music scene, his trademark side-swept locks created a hysteria known as Bieber Fever. Bieber has since ditched this look, but it remains iconic.

Lady Gaga

When Lady Gaga first rocked this hair bow, people all over the world began wearing their own, and not just on Halloween. To this day, any hairstyle Gaga tries out ends up being seen on all sorts of people.