Have you ever seen someone who looks so much like one of your favorite celebrities that it makes you do a double take? We've definitely been fooled a time or two – especially on Instagram. After all, with the right filters and angles it's easier to look like a celebrity's twin.

CLICK HERE TO SEE 10 GUYS WHO LOOK EXACTLY LIKE 5 SECONDS OF SUMMER!

Click through the gallery to see 10 fans who look so much like Taylor Swift that it's scary, then let us know in the comments below who you think looks like her the most.