What's The Big Frigin' DIFFERENCE?!

12/21/2014 12:25 AM PST

What's The Big Frigin' Difference?!

While Santa has to figure out if Audrina Patridge is naughty or nice ... you have to figure out where the subtle changes are that we've snuck in for a special ho-ho-holiday gift!

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