What's The Big Frigin' Difference?

Grab your glasses -- or Google glasses, if you are from the future -- and check out these two similar pictures to see if you can spot the hidden differences between the two!**HINT -- There are THREE differences in the above photographs!** 

Source: http://www.tmz.com/2013/06/09/whats-the-big-frigin-difference-tmz-games-photoshop/

Jennifer Morrison Jennifer ODell Jennifer Scholle Jennifer Sky Jenny McCarthy Jessica Alba Jessica Biel