Facebook Quizes Do Not Lie

First, I got this:

So. Then I kept going (hanging out on the couch in a Sunday night):

I kept going (bored!):

Made me laugh so then:

Woo hoo! I have been doing more crunches than ever, but still- then:

Facebook Quizes really give you a rush! So then:

Ilayda! Well ok. Then:

So there you go. How do they know?