What's the Big Frigin' DIFFERENCE!?

6/25/2016 7:30 AM PDT

What's the Big Frigin' Difference?!

Can you look past the sexy smile and scruff in these Jake Gyllenhaal pics to see the subtle differences hidden below the surface ... scrub through the incognito images and test you spy skills. 

**HINT -- There are THREE differences in the above photographs!**