As the page makes really clear, the site is a satire making fun of the Republican candidates although in no way affiliated with Facebook.com. Some highlights:

Mitt Romney has left the group “Pro Choice”….Mitt Romney has joined the group “Pro Life”

Fred Thompson wrote on John McCain’s Wall:

Hey, if neither one of us gets the nomination, how about teaming up for a remake of “Grumpy Old Men”? You be Lemmon, I’ll be Matthau!

Pat Robertson wrote on Rudy Giuliani’s Wall:

You’re not fooling anyone, pal. The Right doesn’t need Facebook to win — it needs Faithbook! You can quote me on that.