The hidden 'hair tattoo' trend lets you rock a unique style, while still being able to cover it up.
A design is carefully shaved into an undercut, creating a brand new look you can reveal when your hair is up - and this has to be the most amazing we've seen yet.
Introducing, cat hair. It belongs to a Russian woman named Katichka who describes it as: "My sleepy cat with me always" (aw!).
The look was created by Saint Petersburg-based hair stylist Aliya Askarova.
It even matches her glasses!
A way cuter take on Cruella de Vil.