"It's almost impossible to recognize the celebrity with this different hairstyle!

Hair is a signature feature of many famous Hollywood stars. Many stars change their appearance to better suit their roles, creating characters that are suitable for big movie projects.

However, many celebs have kept their signature hairstyles for decades. Winiany.net has compiled a unique picture of celebrities changing their hairstyles! You have to pay close attention because they are hard to recognize.

1. Timothée Chalamet 

2. Sophia Loren 

3. Sigourney Weaver 

4. George Clooney

5. Olivia Colman 

6. Glenn Close

7. Jamie Lee Curtis 

8. Sharon Osbourne

9. Julianne Moore

10. Betty White

11. Mayim Bialik

12. Kathy Bates

13. Emma Thompson

14. Cameron Diaz

15. Helen Mirren

16. Dwayne Johnson

Preview photo credit Priscilla Grant/Everett Collection/East News