The distinctive features of many Hollywood A-listers are part and parcel of their star appeal - after all, who could mistake Brad Pitt's chiseled jawline or Elizabeth Taylor's famed violet eyes?
However, we've noticed that quite a few stars in Tinseltown share more than a passing resemblance to each other - and for some of these celebrity duos, the similarities are downright uncanny!
From Keira Knightley and Natalie Portman to Zooey Deschanel and Katy Perry, these A-listers have us seeing double.
Can you tell them all apart? Click through our gallery to see more celebrity look-alikes
All photos from Getty/Instagram